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TENSE DGK-04F Digital Adjustable 3-Phase Over&Under Voltage & Phase Sequence Control Relay
- Model Positioning & Fonctions principales
TENSE DGK-04F is a digitally adjustable 3-phase over&under voltage+phase sequence control relay manufactured by TENSE Electronic (Turquie). It belongs to the DGK series protection and control products, designed specifically for industrial three-phase equipment. It monitors voltage anomalies (surtension/sous-tension) and phase sequence errors simultaneously to prevent equipment damage caused by grid fluctuations or wiring mistakes.
Model Coding Rules (DGK-XXX)
| Section | Signification | Exemple |
| DGK | Fixed prefix (digital adjustable 3-phase voltage control relay) | DGK |
| 4 | Function code (04=over&under voltage + phase sequence control, 03=over&under voltage control, 01=single-phase control) | 4 |
| F | Version indicator (F=digital display/enhanced type, no suffix=basic type, PF=with phase failure protection) | F |
- Core Technical Specifications
| Catégorie de paramètre | Spécifications détaillées |
| Fonctions de protection | 3-phase overvoltage protection, 3-phase undervoltage protection, phase sequence error protection, non-phase-sequence control (switchable) |
| Voltage Setting Range | Surtension: 400V – 460V AC (réglable); Sous-tension: 230V – 360V AC (réglable) |
| Temps de réponse | Fault waiting time: 0.1s – 10s (réglable), fast response to grid anomalies |
| Contact Rating | 5A/250 V CA (charge résistive), 1 NON + 1 NC contact configuration |
| Supply Voltage | 3-phase AC 380V (no neutral wire required), wide voltage design for global power grids |
| Fréquence de fonctionnement | 50/60Hz (auto-adaptive) |
| Température de fonctionnement | -10°C to +55°C (industrial standard wide temperature range) |
| Montage | DIN rail mounting (standard 35mm) or front panel mounting, flexible for control cabinet layout |
| Dimensions | Compact design, saves cabinet space |
| Certifications | CE, UL, ASC (compliant with international safety standards) |
| Protection Degree | IP20 (must be installed in control cabinet) |
| Consommation d'énergie | Low power consumption, energy-saving and eco-friendly |
- Principales fonctionnalités & Avantages
- Three-in-one protection: Integrates overvoltage, sous-tension, and phase sequence protection; one device solves multiple grid risks.
- Digital precise adjustment: Higher accuracy (±1V) than analog relays, with more intuitive settings.
- Non-phase-sequence control mode: Switchable via DIP switch, suitable for special applications without phase sequence protection.
- No neutral wire required: Direct 3-phase power supply, simplifies wiring and reduces installation cost.
- Stable wide-temperature operation: Adapts to harsh industrial environments and maintains reliable performance at high/low temperatures.
- Dual mounting methods: DIN rail or panel mounting to meet different cabinet design requirements.
- Clear fault indication: LED indicators intuitively show operating status and fault types for quick troubleshooting.
- DGK Series Full Model Comparison
| Modèle | Fonctions de protection | Voltage Setting Range | Special Features | Application |
| DGK-01 | Single-phase over&under voltage protection | Surtension: 230V–260V; Sous-tension:170V–220V | Single-phase dedicated, taille plus petite | Lighting systems, small single-phase equipment |
| DGK-03 | 3-phase over&under voltage protection | Surtension:400V–460V; Sous-tension:230V–360V | Basic type, cost-optimized | General 3-phase motors, pompes |
| DGK-04 | 3-phase over&under voltage + phase sequence protection | Surtension:400V–460V; Sous-tension:230V–360V | No digital display, basic functions | General industrial equipment, budget-limited projects |
| DGK-04F | 3-phase over&under voltage + phase sequence protection | Surtension:400V–460V; Sous-tension:230V–360V | Digital display, adjustable parameters | Precision equipment, key production lines, automation systems |
| DGK-04PF | 3-phase over&under voltage + phase sequence + phase failure protection | Surtension:400V–460V; Sous-tension:230V–360V | Full-function protection, including phase loss detection | Critical equipment, continuous production systems |
- Scénarios d'application typiques
- Industrial motor protection: 3-phase asynchronous motors, compresseurs, pompes; prevents winding burnout from abnormal voltage or mechanical damage from reverse rotation due to phase sequence error.
- Automated production lines: Systèmes de contrôle PLC, robot workstations, CNC machines; ensures stable operation of precision equipment and avoids production interruptions caused by grid fluctuations.
- Building electrical systems: Central air conditioning, ascenseurs, pump rooms; protects key building equipment and improves power supply reliability.
- Renewable energy: PV inverters, wind power equipment; adapts to unstable new energy output and protects grid-connected devices.
- Petrochemical industry: Auxiliary equipment outside hazardous areas; wide-temperature design adapts to high-temperature refinery environments.
- Mining machinery: Crushers, convoyeurs; withstands harsh grid conditions and prevents frequent equipment failures.
- Alternative Products & Order Codes from Other Brands
6.1 International Brand Alternatives (Equivalent Function)
| TENSE Model | Marque | Alternative Model | Code de commande | Points clés de correspondance |
| DGK-04F | Siemens | 3UG4632-1AW30 | 3UG4632-1AW30 | 3-phase over&under voltage + phase sequence protection, digital display, adjustable parameters |
| DGK-04F | Schneider | RM22TG20 | RM22TG20 | 3-phase voltage monitoring, sur&under voltage + phase sequence protection, 5A contacts |
| DGK-04F | ABB | CM-PVS.41S | 1SVR730820R1200 | 3-phase over&under voltage + phase sequence + phase loss protection, full grid monitoring |
| DGK-04F | Omron | K8DS-PH3 | K8DS-PH3 | Digital 3-phase voltage & phase sequence relay, adjustable response time |
6.2 Chinese Brand Alternatives (Rentable)
| TENSE Model | Marque | Alternative Model | Code de commande | Points clés de correspondance |
| DGK-04F | CHINT | NJD-8 | NJD-8 | 3-phase over&under voltage + phase sequence protection, affordable, suitable for domestic grids |
| DGK-04F | Délicieux | CDJS1 | CDJS1 | Digital display, comprehensive 3-phase voltage & phase sequence protection, 5A contact rating |
| DGK-04F | Commutateur Changshu | CK3-32 | CK3-32 | Triple protection: sur&under voltage + phase sequence + phase loss, industrial-grade reliability |
- Key Points for Selection & Remplacement
7.1 Core Matching Dimensions (Must Check for Replacement)
| Dimension | Norme correspondante | Remarques |
| Fonctions de protection | Fully consistent (surtension + sous-tension + phase sequence) | Avoid insufficient protection due to missing functions |
| Contact Rating | ≥5A/250V AC | Ensure it can drive control circuit loads |
| Supply Voltage | 3-phase 380V (no neutral wire) | Match original system power to avoid complex wiring |
| Temps de réponse | 0.1–10s adjustable | Short-delay models required for fast-response equipment |
| Montage | DIN rail mounting | Maintain consistent control cabinet layout |
7.2 Replacement Implementation Recommendations
- Parameter migration: Record overvoltage/undervoltage thresholds, response time and other parameters of the original DGK-04F, and set identical parameters on the new device after replacement.
- Wiring verification: 3-phase power wiring must be consistent with the original system; phase sequence errors cause false protection.
- Function test: After replacement, perform simulated overvoltage, undervoltage and phase sequence error tests to verify normal protection functions.
- Redundant configuration: Paired configuration is recommended for critical equipment to improve system reliability.
- Quick Selection Guide
| Application | Preferred Model | Alternative Suggestion | Budget Reference |
| Key production lines / precision equipment | DGK-04PF (full-function protection) | Siemens 3UG4632-1AW30 | Medium–high budget |
| General industrial motors / pompes | DGK-04F | Schneider RM22TG20 | Medium budget |
| Cost-sensitive projects / civil buildings | DGK-04 | CHINT NJD-8 / Delixi CDJS1 | Low budget |
Complete Manual of TENSE Relay Product Series Codes
- Voltage Control Relays (Core Protection Series)
1.1 Classic Analog Type (GK Series)
| Modèle | Description de la fonction | Application |
| GKE-40 | Single-phase over&under voltage control relay | Residential/commercial single-phase equipment protection |
| GKV-12 | Single-phase over&under voltage control relay | Small single-phase motors, contrôle de la pompe |
| GKV-12F | Single-phase over&under voltage control relay (enhanced) | Precision single-phase equipment requiring digital display |
| GK-03 | 3-phase over&under voltage control relay | Basic voltage protection for 3-phase motors |
| GK-04 | 3-phase over&under voltage + phase sequence control relay | 3-phase equipment protection against wiring errors + voltage anomalies |
| GK-04F | 3-phase over&under voltage + phase sequence control relay (digital display) | 3-phase equipment requiring status indication |
| GK-04S | 3-phase over&under voltage + phase sequence control relay (special version) | Custom for specific industrial scenarios |
| GKM-11 | Single-phase over&under voltage control relay (high sensitivity) | Voltage fluctuation-sensitive equipment |
| GKM-02 | Single-phase over&under voltage control relay (compact) | Installation in narrow control cabinets |
| GKM-02F | Single-phase over&under voltage control relay (compact + display) | Small equipment + status monitoring |
| GKT-03 | 3-phase over&under voltage control relay (wide range) | Special voltage-class 3-phase systems |
| GKT-03F | 3-phase over&under voltage control relay (wide range + display) | Wide voltage range + status display |
1.2 Digital Adjustable Type (DGK Series)
| Modèle | Description de la fonction | Application |
| DGK-01 | Digital adjustable single-phase over&under voltage control relay | Precision single-phase equipment with precise parameter adjustment |
| DGK-03 | Digital adjustable 3-phase over&under voltage control relay | 3-phase motors requiring accurate voltage protection |
| DGK-04 | Digital adjustable 3-phase over&under voltage + phase sequence control relay | Comprehensive protection for standard 3-phase equipment |
| DGK-04F | Digital adjustable 3-phase over&under voltage + phase sequence control relay (digital display) | Industrial automation production lines requiring status monitoring |
| DGK-04PF | Digital adjustable 3-phase over&under voltage + phase sequence + phase failure protection relay (full-function) | Critical equipment requiring complete grid monitoring |
- Current Protection Relays (Surcharge / Phase Loss Protection)
| Modèle | Description de la fonction | Application |
| TRM-100 | Digital 3-phase overload protection relay | Surcharge, locked rotor, phase loss protection for 3-phase motors |
| TRM-200 | Digital 3-phase overload protection relay (extended) | Large 3-phase motors with multi-parameter adjustment |
| DR-01 | Single-phase current protection relay | Overload protection for single-phase motors |
| DR-02 | 3-phase current protection relay | Basic current protection for small 3-phase motors |
- Time Relays (Delay Control Series)
3.1 Digital Programmable Type
| Modèle | Description de la fonction | Time Range |
| TTR-10 | Digital programmable multi-function time relay | 0.01s – 9999h, multiple modes |
| TTR-20 | Digital programmable time relay (dual output) | Complex control logic requiring two delay groups |
3.2 Analog Timing Type
| Modèle | Description de la fonction | Plage de retard |
| TT-01 | Single delay time relay | 0.1s – 10s |
| TT-02 | Dual delay time relay | 0.1s – 60s |
| TT-03 | Long delay time relay | 1s – 10min |
- Temperature Control Relays (Temperature Monitoring & Protection)
| Modèle | Description de la fonction | Plage de température |
| DT-96Y | Digital temperature control relay (96mm panel) | -50°C ~ +150°C |
| DT-72Y | Digital temperature control relay (72mm panel) | -50°C ~ +150°C |
| DT-48Y | Digital temperature control relay (48mm panel) | -50°C ~ +150°C |
| DT-36Y | Digital temperature control relay (36mm panel) | -50°C ~ +150°C |
| DT-72EM | Digital temperature control relay (enhanced, with communication) | -50°C ~ +200°C, for remote monitoring |
| DT-Y | Universal digital temperature control relay | -50°C ~ +150°C, compact |
| DT-96E/DT-72E/DT-48E/DT-36E | Digital temperature control relay (extended functions) | -50°C ~ +200°C, multiple output modes |
| DT-322 | Dual-channel temperature control relay | Simultaneous monitoring of two temperature points |
| DTZ-96/DTZ-72/DTZ-48 | Intelligent temperature control relay (with PID regulation) | Precision temperature control systems (fours, furnaces) |
| TK-1/TK-1.5/TK-2/TK-2.5/TK-3/TK-4/TK-5 | Thermal overload relay | Motor winding temperature protection, used with contactors |
| PT-1/PT-3 | Temperature probe dedicated relay | Temperature sensor signal conversion & contrôle |
- Submersible Pump Control Relays (Special Control Series)
| Modèle | Description de la fonction | Méthode de contrôle |
| TDK-96 | Intelligent 3-phase submersible pump control relay (2.9″ graphic LCD) | Electrode-less well control, 1A–250A current range |
| TDK-02 | 3-phase submersible pump control relay (basic) | Ordinary well submersible pumps, basic protection |
| MDK-02 | Single-phase submersible pump control relay | Small single-phase submersible pumps, household/farm use |
| TDK-97 | 3-phase submersible pump control relay (enhanced) | Large submersible pumps with fault recording |
- Power Factor Controllers (Reactive Power Compensation Series)
6.1 Three-Phase Series (RGT Series)
| Modèle | Description de la fonction | Compensation Stages |
| RGT-08 | 3-phase power factor controller | 8-stage compensation |
| RGT-12 | 3-phase power factor controller | 12-stage compensation, graphic LCD |
| RGT-12M | 3-phase power factor controller (memory) | 12-stage, power-off memory |
| RGT-12H | 3-phase power factor controller (with communication) | 12-stage, Modbus communication |
| RGT-12TH | 3-phase power factor controller (thyristor trigger) | 12-stage, contactless switching |
| RGT-18 | 3-phase power factor controller | 18-stage compensation |
| RGT-18H | 3-phase power factor controller (with communication) | 18-stage, Modbus communication |
| RGT-18TH | 3-phase power factor controller (thyristor trigger + communication) | 18-stage, contactless + communication |
| RGT-24H | 3-phase power factor controller (with communication) | 24-stage compensation, Modbus communication |
| RGT-MT18 | 3-phase digital power factor controller (advanced) | 18-stage, multi-parameter adjustable |
| RGT-12SVC/RGT-18SVC/RGT-MT18 SVC | 3-phase static var compensator controller | Dynamic reactive power compensation, réponse rapide |
6.2 Single-Phase Series (RGM Series)
| Modèle | Description de la fonction | Compensation Stages |
| RGM-07E | Single-phase power factor controller | 7-stage compensation |
| RGM-12E | Single-phase power factor controller | 12-stage compensation |
| RGM-12ER | Single-phase power factor controller (with communication) | 12-stage, Modbus communication |
| RGM-12S | Single-phase power factor controller (simple) | 12-stage, basic functions |
- Special Function Relays (Customized Applications)
| Modèle | Description de la fonction | Application |
| DGR-01 | Earth fault protection relay | Equipment earth fault detection, electric shock prevention |
| DGT-02 | Digital earth fault protection relay | Precision equipment requiring earth current digital display |
| TKR-01 | Star-delta starting relay | Star-delta reduced-voltage starting control for 3-phase motors |
| TSR-02 | Auto-transformer starting relay | Auto reduced-voltage starting control for large motors |
| PSR-03 | Phase sequence protection relay (independent) | 3-phase equipment requiring only phase sequence protection |
- Model Coding Rule Analysis
8.1 Voltage Control Relays (GK/DGK Series)
| Code Segment | Signification | Exemple |
| G | Fixed prefix (voltage control) | GK-04F |
| K | Function type (K=control) | DGK-04PF |
| X | Phase / characteristics (E=single-phase, 03=3-phase over&under voltage, 04=3-phase over&under voltage + phase sequence) | GKE-40 |
| Suffix F | Enhanced type (digital display / extended functions) | GK-04F |
| Prefix D | Digital adjustable type | DGK-01 |
| Suffix PF | With phase failure protection | DGK-04PF |
8.2 Power Factor Controllers (RGT/RGM Series)
| Code Segment | Signification | Exemple |
| RG | Fixed prefix (reactive power control) | RGT-12 |
| T/M | Phase (T=3-phase, M=single-phase) | RGM-12E |
| Number | Compensation stages (08=8, 12=12, 18=18) | RGT-18 |
| Suffix H | With communication function | RGT-12H |
| Suffix TH | Thyristor trigger output | RGT-12TH |
| Suffix SVC | Static var compensation | RGT-12SVC |
- Series Quick Reference Guide
| Product Category | Core Series | Representative Model | Fonctions principales |
| Voltage Protection | GK/DGK | DGK-04F | Sur&under voltage + phase sequence protection, digital adjustable |
| Current Protection | TRM/DR | TRM-100 | Surcharge + phase loss + locked rotor protection |
| Time Control | TTR/TT | TTR-10 | Multi-function programmable delay |
| Temperature Control | DT/DTZ | DT-96Y | Digital temperature monitoring & contrôle |
| Pump Control | TDK/MDK | TDK-96 | Comprehensive submersible pump protection & contrôle |
| Reactive Power Compensation | RGT/RGM | RGT-12H | Power factor optimization, energy saving |
Complete Analysis of TENSE ERV Series Time Relays (Including Models, Caractéristiques, Applications & Alternatives)
- Series Positioning & Fonctions principales
TENSE ERV series is the economy time relay product line of TENSE Electronic (Turquie), focusing on delay control and sequential logic in industrial automation. It covers basic on-delay, multi-function cycle, star-delta starting and other special applications. With compact design, wide voltage adaptability and high cost performance as core advantages, it is widely used in motor control, production line automation, building electrical and other fields.
Core Features of the Series
- Conception modulaire: Standard 22.5mm DIN rail mounting, saves cabinet space.
- Wide voltage supply: 150–260V AC / 24V AC/DC auto-adaptive, suitable for global power grids.
- Haute fiabilité: IP40 protective shell, V-0 flame retardant material, adapts to harsh industrial environments.
- Flexible configuration: Knob / DIP / button adjustment methods to meet different accuracy requirements.
- Comprehensive protection: Surcharge, short-circuit, overvoltage protection to extend service life.
- Model Coding Rules (ERV-XX[D/F/M/YU/STER])
| Code Segment | Signification | Exemple |
| VRE | Fixed prefix (economy time relay) | ERV-12, VRE-09D |
| XX | Basic time range (03=0.1–3min, 09=0.1–9min, 12=0.1–12sec, 30=0.1–30min, 60=0.1–60min, 08=0.1sec–100h) | ERV-30, VRE-08 |
| D | Multi-function type (includes on-delay, off-delay, cycle, etc.) | VRE-03D, ERV-60D |
| F | Flashing type (dual time setting: run time + stop time) | VRE-09F |
| M. | Memory type (retains settings after power failure) | VRE-08M. |
| YU/STER | Star-delta dedicated (built-in Y-Δ conversion logic, fixed short delay) | ERV-YU, ERV-STER |
- ERV Series Complete Model List (By Function)
3.1 Basic On-Delay Type (No Suffix D)
| Modèle | Plage de retard | Configuration des contacts | Application |
| ERV-12 | 0.1s – 12s (réglable) | 1 NON + 1 Caroline du Nord | Short delay control (électrovannes, cylinder fast action) |
| VRE-03 | 0.1s – 3min (réglable) | 1 NON + 1 Caroline du Nord | Medium delay (les fans, pump start delay) |
| VRE-09 | 0.1s – 9min (réglable) | 1 NON + 1 Caroline du Nord | Long delay (radiateurs, lighting system delay) |
| ERV-30 | 0.1s – 30min (réglable) | 1 NON + 1 Caroline du Nord | Extra-long delay (equipment preheating, cooling delay) |
| ERV-60 | 0.1s – 60min (réglable) | 1 NON + 1 Caroline du Nord | Ultra-long delay (intermittent production, timed shutdown) |
| VRE-08 | 0.1s – 100h (réglable) | 1 NON + 1 Caroline du Nord | Very long delay (periodic maintenance reminder, backup equipment switching) |
3.2 Multi-Function Delay Type (Suffix D)
| Modèle | Plage de retard | Modes | Fonctions spéciales | Application |
| VRE-03D | 0.1s – 3min (réglable) | 5+ | On-delay, off-delay, single pulse, interval pulse | Petit équipement d'automatisation, multi-logic control |
| VRE-09D | 0.1s – 9min (réglable) | 5+ | Cycle control (run-stop alternating), flashing mode | Warning lights, intermittent pumps, advertising light boxes |
| ERV-30D | 0.1s – 30min (réglable) | 5+ | Extended delay range for medium-long cycle control | Production line segment control, material conveying delay |
| ERV-60D | 0.1s – 60min (réglable) | 5+ | Dual delay setting for complex sequential logic | Large equipment startup process, multi-level safety interlock |
3.3 Special Function Type (Special Suffix)
| Modèle | Function Type | Paramètres de base | Application |
| VRE-09F | Flashing relay | Run:0.1sec–99min, Arrêt:0.1sec–99min | Warning lights, alarms, signal indication |
| VRE-08M. | Memory delay relay | 0.1sec–100h, power-off parameter retention | Unattended equipment, emergency systems |
| ERV-YU | Star-delta starting relay | Y delay:0.1–30sec, Y-Δ switch:10–500msec (réglable) | Star-delta reduced-voltage starting for 3-phase asynchronous motors |
| ERV-STER | Star-delta starting relay (enhanced) | Y delay:0.1–30sec, Y-Δ switch:15msec (fixed), LED status | Precision motor control (compresseurs, pompes) |
| VRE-09DD | Dual-output delay relay | Two independent delay controls, 0.1–9min | Sequential control of two independent devices |
- Core Technical Specifications Comparison (Full Series)
| Catégorie de paramètre | Type de base (ERV-XX) | Multi-Function Type (ERV-XXD) | Star-Delta Dedicated (ERV-YU/STER) | Flashing Type (VRE-09F) |
| Contact Rating | 5A/250 V CA (resistive) | 5A/250 V CA (resistive) | 5A/250 V CA (resistive) | 5A/250 V CA (resistive) |
| Configuration des contacts | 1 NON + 1 Caroline du Nord | 1 NON + 1 Caroline du Nord | 2 NON + 1 Caroline du Nord (star-delta dedicated) | 1 NON + 1 Caroline du Nord |
| Supply Voltage | 150–260V AC/24V AC/DC | 150–260V AC/24V AC/DC | 150–260V AC/24V AC/DC | 150–260V AC/24V AC/DC |
| Fréquence de fonctionnement | 50/60Hz (auto-adaptive) | 50/60Hz (auto-adaptive) | 50/60Hz (auto-adaptive) | 50/60Hz (auto-adaptive) |
| Température de fonctionnement | -10°C to +55°C | -10°C to +55°C | -10°C to +55°C | -10°C to +55°C |
| Consommation d'énergie | <4Virginie | <4Virginie | <4Virginie | <4Virginie |
| Montage | DIN rail (35mm) | DIN rail (35mm) | DIN rail (35mm) | DIN rail (35mm) |
| Dimensions | 22.5×67×76mm | 22.5×67×76mm | 22.5×67×76mm | 22.5×67×76mm |
| Certifications | CE, UL, ASC | CE, UL, ASC | CE, UL, ASC | CE, UL, ASC |
- Scénarios d'application typiques
- Contrôle du moteur
ERV-YU/STER: Star-delta starting for 3-phase motors (7.5kW–90kW)
ERV-30D: Motor overload protection delay to prevent frequent starting
VRE-03: Delayed start of motor auxiliary equipment (les fans, oil pumps)
- Lignes de production automatisées
ERV-12: Short-cycle action control (cylinder extension, material pushing)
ERV-60D: Inter-process delay to ensure material in place and temperature compliance
VRE-08: Long-cycle equipment maintenance reminders (filter replacement, lubrication)
- Building Electrical Systems
VRE-09F: Emergency lighting flashing control, exit indication
ERV-30: Delayed start of air conditioning and ventilation to balance grid load
ERV-60: Timed control of public area lighting for energy saving
- Special Industrial Applications
VRE-09DD: Dual-station switching control for welding equipment
VRE-08M.: Delayed closing of cold storage doors to prevent cold air loss
ERV-60D: Chemical dosing and backwash sequence control in water treatment systems
- Alternative Products & Order Codes from Other Brands
6.1 International Brand Alternatives (Equivalent Function)
| TENSE Model | Marque | Alternative Model | Code de commande | Points clés de correspondance |
| VRE-03D | Siemens | 3RP1505-1BQ30 | 3RP1505-1BQ30 | 0.1–3min delay, multi-function, DIN rail |
| ERV-60D | Schneider | RE17R12MW | RE17R12MW | 0.1–60min delay, multiple modes, wide voltage |
| ERV-YU | ABB | CT-MPS.21 | 1SVR730820R1200 | Star-delta starting, 0.1–30sec delay, dual output |
| VRE-09F | Omron | H3CR-F8 | H3CR-F8 | Flashing control, dual time setting, 5A contacts |
6.2 Chinese Brand Alternatives (Rentable)
| TENSE Model | Marque | Alternative Model | Code de commande | Points clés de correspondance |
| VRE-03D | CHINT | JSZ3A-A | JSZ3A-A | On-delay, 0.1–3min, 1 NON + 1 Caroline du Nord |
| ERV-60D | Délicieux | CDJS1-60 | CDJS1-60 | Multi-function delay, 0.1–60min, wide voltage |
| ERV-YU | Commutateur Changshu | CK3-YD | CK3-YD | Star-delta starting, 0.1–30sec, LED indication |
| VRE-08M. | Tianshui 213 | JSZ8-08M | JSZ8-08M | Memory delay, 0.1sec–100h, power-off retention |
- Key Points for Selection & Remplacement
7.1 Core Matching Dimensions (Must Check for Replacement)
| Dimension | Norme correspondante | Remarques |
| Plage de retard | Covers original equipment requirements (par ex., 0.1–30sec → ERV-YU) | Avoid insufficient or redundant time range |
| Configuration des contacts | Same quantity & type (e.g.,1 NO+1 NC →1 NO+1 NC) | Star-delta applications require 2 NO+1 NC |
| Supply Voltage | Adapt to original system (150–260V AC/24V DC) | Avoid damage due to voltage mismatch |
| Montage | DIN rail mounting (22.5mm standard size) | Maintain consistent cabinet layout |
| Function Mode | Same core function (flashing→flashing, star-delta→star-delta) | Multi-function type can replace basic type |
7.2 Recommandations de sélection
- Basic delay control: Prioritize ERV-XX series (ERV-12 for 0.1–12sec, VRE-03 for 0.1–3min)
- Complex sequential control: Choose ERV-XXD multi-function type (supports multiple delay modes)
- Motor starting applications: Star-delta starting must use ERV-YU/STER dedicated models for accurate switching timing
- Long-cycle control: Choose ERV-08/08M. (0.1sec–100h) for unattended scenarios
- Budget-sensitive projects: Chinese brand alternatives (CHINT, Délicieux) reduce cost by 30%–50%
- Quick Selection Guide
| Application | Preferred TENSE Model | Alternative Suggestion | Budget Reference |
| 3-phase motor star-delta starting | ERV-YU/STER | ABB CT-MPS.21 / CHINT CK3-YD | Medium–low budget |
| Short-cycle control (<1min) | VRE-03/VRE-03D | Siemens 3RP1505 / Delixi CDJS1-03 | Low budget |
| Long-cycle control (>1min) | ERV-30/ERV-60D | Schneider RE17R12MW / CHINT JSZ3C | Medium budget |
| Flashing / alarm control | VRE-09F | Omron H3CR-F8 / CHINT JSZ3F | Low budget |
| Memory control | VRE-08M. | Tianshui 213 JSZ8-08M | Medium budget |
