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긴장된 DGK-04F Digital Adjustable 3-Phase Over&Under Voltage & Phase Sequence Control Relay
- Model Positioning & 핵심 기능
긴장된 DGK-04F is a digitally adjustable 3-phase over&under voltage+phase sequence control relay manufactured by TENSE Electronic (칠면조). It belongs to the DGK series protection and control products, designed specifically for industrial three-phase equipment. It monitors voltage anomalies (overvoltage/undervoltage) and phase sequence errors simultaneously to prevent equipment damage caused by grid fluctuations or wiring mistakes.
Model Coding Rules (DGK-XXX)
| Section | 의미 | 예 |
| 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 |
| 에프 | Version indicator (F=digital display/enhanced type, no suffix=basic type, PF=with phase failure protection) | 에프 |
- 핵심 기술 사양
| 매개변수 카테고리 | 상세사양 |
| 보호 기능 | 3-phase overvoltage protection, 3-phase undervoltage protection, phase sequence error protection, non-phase-sequence control (switchable) |
| Voltage Setting Range | 과전압: 400V – 460V AC (adjustable); Undervoltage: 230V – 360V AC (adjustable) |
| 응답 시간 | Fault waiting time: 0.1s – 10s (adjustable), fast response to grid anomalies |
| Contact Rating | 5A/250V AC (resistive load), 1 아니요 + 1 NC contact configuration |
| Supply Voltage | 3-phase AC 380V (no neutral wire required), wide voltage design for global power grids |
| 작동 주파수 | 50/60헤르츠 (auto-adaptive) |
| 작동 온도 | -10°C ~ +55°C (industrial standard wide temperature range) |
| 설치 | DIN 레일 장착 (standard 35mm) or front panel mounting, flexible for control cabinet layout |
| 치수 | 컴팩트한 디자인, saves cabinet space |
| 인증 | CE, UL, CSA (compliant with international safety standards) |
| Protection Degree | IP20 (must be installed in control cabinet) |
| Power Consumption | Low power consumption, energy-saving and eco-friendly |
- 주요 특징 & 장점
- Three-in-one protection: Integrates overvoltage, 저전압, 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
| 모델 | 보호 기능 | Voltage Setting Range | Special Features | 애플리케이션 |
| DGK-01 | Single-phase over&under voltage protection | 과전압: 230V–260V; Undervoltage:170V–220V | Single-phase dedicated, smaller size | Lighting systems, small single-phase equipment |
| DGK-03 | 3-phase over&under voltage protection | 과전압:400V–460V; Undervoltage:230V–360V | Basic type, cost-optimized | General 3-phase motors, pumps |
| DGK-04 | 3-phase over&under voltage + phase sequence protection | 과전압:400V–460V; Undervoltage:230V–360V | No digital display, basic functions | General industrial equipment, budget-limited projects |
| DGK-04에프 | 3-phase over&under voltage + phase sequence protection | 과전압:400V–460V; Undervoltage:230V–360V | Digital display, adjustable parameters | Precision equipment, key production lines, automation systems |
| DGK-04PF | 3-phase over&under voltage + phase sequence + 위상 오류 보호 | 과전압:400V–460V; Undervoltage:230V–360V | Full-function protection, including phase loss detection | Critical equipment, continuous production systems |
- 일반적인 애플리케이션 시나리오
- Industrial motor protection: 3-phase asynchronous motors, 압축기, pumps; prevents winding burnout from abnormal voltage or mechanical damage from reverse rotation due to phase sequence error.
- 자동화된 생산 라인: PLC control systems, robot workstations, CNC machines; ensures stable operation of precision equipment and avoids production interruptions caused by grid fluctuations.
- Building electrical systems: Central air conditioning, 엘리베이터, 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, 컨베이어; 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 | 상표 | Alternative Model | 주문 코드 | Key Matching Points |
| DGK-04에프 | 지멘스 | 3UG4632-1AW30 | 3UG4632-1AW30 | 3-phase over&under voltage + phase sequence protection, digital display, adjustable parameters |
| DGK-04에프 | 슈나이더 | RM22TG20 | RM22TG20 | 3-phase voltage monitoring, over&under voltage + phase sequence protection, 5A contacts |
| DGK-04에프 | 씨줄 | CM-PVS.41S | 1SVR730820R1200 | 3-phase over&under voltage + phase sequence + phase loss protection, full grid monitoring |
| DGK-04에프 | Omron | K8DS-PH3 | K8DS-PH3 | Digital 3-phase voltage & phase sequence relay, adjustable response time |
6.2 Chinese Brand Alternatives (비용 효율적)
| TENSE Model | 상표 | Alternative Model | 주문 코드 | Key Matching Points |
| DGK-04에프 | 친트 | NJD-8 | NJD-8 | 3-phase over&under voltage + phase sequence protection, affordable, suitable for domestic grids |
| DGK-04에프 | 맛있는 | CDJS1 | CDJS1 | Digital display, comprehensive 3-phase voltage & phase sequence protection, 5A contact rating |
| DGK-04에프 | 창수 스위치 | CK3-32 | CK3-32 | Triple protection: over&under voltage + phase sequence + 위상 손실, industrial-grade reliability |
- Key Points for Selection & 대사
7.1 Core Matching Dimensions (Must Check for Replacement)
| Dimension | Matching Standard | 메모 |
| 보호 기능 | Fully consistent (overvoltage + 저전압 + 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 |
| 응답 시간 | 0.1–10s adjustable | Short-delay models required for fast-response equipment |
| 설치 | DIN 레일 장착 | 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-04에프, 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.
- 빠른 선택 가이드
| 애플리케이션 | 선호하는 모델 | Alternative Suggestion | Budget Reference |
| Key production lines / precision equipment | DGK-04PF (full-function protection) | Siemens 3UG4632-1AW30 | Medium–high budget |
| General industrial motors / pumps | DGK-04에프 | 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)
| 모델 | 기능 설명 | 애플리케이션 |
| 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, 펌프 제어 |
| 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 + 위상 시퀀스 제어 릴레이 | 3-phase equipment protection against wiring errors + voltage anomalies |
| GK-04에프 | 3-phase over&under voltage + 위상 시퀀스 제어 릴레이 (digital display) | 3-phase equipment requiring status indication |
| GK-04S | 3-phase over&under voltage + 위상 시퀀스 제어 릴레이 (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-02에프 | 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-03에프 | 3-phase over&under voltage control relay (wide range + display) | Wide voltage range + status display |
1.2 Digital Adjustable Type (DGK Series)
| 모델 | 기능 설명 | 애플리케이션 |
| 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 + 위상 시퀀스 제어 릴레이 | Comprehensive protection for standard 3-phase equipment |
| DGK-04에프 | Digital adjustable 3-phase over&under voltage + 위상 시퀀스 제어 릴레이 (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 (Overload / Phase Loss Protection)
| 모델 | 기능 설명 | 애플리케이션 |
| TRM-100 | Digital 3-phase overload protection relay | Overload, 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
| 모델 | 기능 설명 | 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
| 모델 | 기능 설명 | 지연 범위 |
| 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 (온도 모니터링 & 보호)
| 모델 | 기능 설명 | 온도 범위 |
| 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 (ovens, 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 & control |
- Submersible Pump Control Relays (Special Control Series)
| 모델 | 기능 설명 | Control Method |
| 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)
| 모델 | 기능 설명 | 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, fast response |
6.2 Single-Phase Series (RGM Series)
| 모델 | 기능 설명 | 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)
| 모델 | 기능 설명 | 애플리케이션 |
| 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)
| 코드 세그먼트 | 의미 | 예 |
| G | Fixed prefix (voltage control) | GK-04에프 |
| K | Function type (K=control) | DGK-04PF |
| 엑스 | 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-04에프 |
| Prefix D | Digital adjustable type | DGK-01 |
| Suffix PF | With phase failure protection | DGK-04PF |
8.2 Power Factor Controllers (RGT/RGM Series)
| 코드 세그먼트 | 의미 | 예 |
| 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 | Main Functions |
| Voltage Protection | GK/DGK | DGK-04에프 | Over&under voltage + phase sequence protection, digital adjustable |
| Current Protection | TRM/DR | TRM-100 | Overload + 위상 손실 + locked rotor protection |
| Time Control | TTR/TT | TTR-10 | Multi-function programmable delay |
| Temperature Control | DT/DTZ | DT-96Y | Digital temperature monitoring & control |
| Pump Control | TDK/MDK | TDK-96 | Comprehensive submersible pump protection & control |
| Reactive Power Compensation | RGT/RGM | RGT-12H | Power factor optimization, energy saving |
Complete Analysis of TENSE ERV Series Time Relays (Including Models, Specifications, 응용 & Alternatives)
- Series Positioning & 핵심 기능
TENSE ERV series is the economy time relay product line of TENSE Electronic (칠면조), 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
- 모듈형 디자인: 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.
- High reliability: IP40 protective shell, 다섯-0 flame retardant material, adapts to harsh industrial environments.
- Flexible configuration: Knob / DIP / button adjustment methods to meet different accuracy requirements.
- Comprehensive protection: Overload, 단락, overvoltage protection to extend service life.
- Model Coding Rules (ERV-XX[D/F/M/YU/STER])
| 코드 세그먼트 | 의미 | 예 |
| ERV | Fixed prefix (economy time relay) | ERV-12, ERV-09디 |
| 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, ERV-08 |
| 디 | Multi-function type (includes on-delay, off-delay, cycle, 등.) | ERV-03디, ERV-60D |
| 에프 | Flashing type (dual time setting: run time + stop time) | ERV-09에프 |
| 중 | Memory type (retains settings after power failure) | ERV-08중 |
| 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)
| 모델 | 지연 범위 | Contact Configuration | 애플리케이션 |
| ERV-12 | 0.1s – 12s (adjustable) | 1 아니요 + 1 NC | Short delay control (solenoid valves, cylinder fast action) |
| ERV-03 | 0.1s – 3min (adjustable) | 1 아니요 + 1 NC | Medium delay (팬, pump start delay) |
| ERV-09 | 0.1s – 9min (adjustable) | 1 아니요 + 1 NC | Long delay (heaters, lighting system delay) |
| ERV-30 | 0.1s – 30min (adjustable) | 1 아니요 + 1 NC | Extra-long delay (equipment preheating, cooling delay) |
| ERV-60 | 0.1s – 60min (adjustable) | 1 아니요 + 1 NC | Ultra-long delay (intermittent production, timed shutdown) |
| ERV-08 | 0.1s – 100h (adjustable) | 1 아니요 + 1 NC | Very long delay (periodic maintenance reminder, backup equipment switching) |
3.2 Multi-Function Delay Type (Suffix D)
| 모델 | 지연 범위 | Modes | 특수 기능 | 애플리케이션 |
| ERV-03디 | 0.1s – 3min (adjustable) | 5+ | On-delay, off-delay, single pulse, interval pulse | Small automation equipment, multi-logic control |
| ERV-09디 | 0.1s – 9min (adjustable) | 5+ | Cycle control (run-stop alternating), flashing mode | Warning lights, intermittent pumps, advertising light boxes |
| ERV-30D | 0.1s – 30min (adjustable) | 5+ | Extended delay range for medium-long cycle control | Production line segment control, material conveying delay |
| ERV-60D | 0.1s – 60min (adjustable) | 5+ | Dual delay setting for complex sequential logic | Large equipment startup process, multi-level safety interlock |
3.3 Special Function Type (Special Suffix)
| 모델 | Function Type | 핵심 매개변수 | 애플리케이션 |
| ERV-09에프 | Flashing relay | Run:0.1sec–99min, Stop:0.1sec–99min | Warning lights, alarms, signal indication |
| ERV-08중 | 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 (adjustable) | 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 (압축기, pumps) |
| ERV-09DD | Dual-output delay relay | Two independent delay controls, 0.1–9min | Sequential control of two independent devices |
- Core Technical Specifications Comparison (Full Series)
| 매개변수 카테고리 | Basic Type (ERV-XX) | Multi-Function Type (ERV-XXD) | Star-Delta Dedicated (ERV-YU/STER) | Flashing Type (ERV-09에프) |
| Contact Rating | 5A/250V AC (resistive) | 5A/250V AC (resistive) | 5A/250V AC (resistive) | 5A/250V AC (resistive) |
| Contact Configuration | 1 아니요 + 1 NC | 1 아니요 + 1 NC | 2 아니요 + 1 NC (star-delta dedicated) | 1 아니요 + 1 NC |
| 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 |
| 작동 주파수 | 50/60헤르츠 (auto-adaptive) | 50/60헤르츠 (auto-adaptive) | 50/60헤르츠 (auto-adaptive) | 50/60헤르츠 (auto-adaptive) |
| 작동 온도 | -10°C ~ +55°C | -10°C ~ +55°C | -10°C ~ +55°C | -10°C ~ +55°C |
| Power Consumption | <4버지니아 | <4버지니아 | <4버지니아 | <4버지니아 |
| 설치 | DIN 레일 (35mm) | DIN 레일 (35mm) | DIN 레일 (35mm) | DIN 레일 (35mm) |
| 치수 | 22.5×67×76mm | 22.5×67×76mm | 22.5×67×76mm | 22.5×67×76mm |
| 인증 | CE, UL, CSA | CE, UL, CSA | CE, UL, CSA | CE, UL, CSA |
- 일반적인 애플리케이션 시나리오
- 모터 제어
ERV-YU/STER: Star-delta starting for 3-phase motors (7.5kW–90kW)
ERV-30D: Motor overload protection delay to prevent frequent starting
ERV-03: Delayed start of motor auxiliary equipment (팬, oil pumps)
- Automated Production Lines
ERV-12: Short-cycle action control (cylinder extension, material pushing)
ERV-60D: Inter-process delay to ensure material in place and temperature compliance
ERV-08: Long-cycle equipment maintenance reminders (filter replacement, lubrication)
- Building Electrical Systems
ERV-09에프: 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
ERV-09DD: Dual-station switching control for welding equipment
ERV-08중: 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 | 상표 | Alternative Model | 주문 코드 | Key Matching Points |
| ERV-03디 | 지멘스 | 3RP1505-1BQ30 | 3RP1505-1BQ30 | 0.1–3min delay, multi-function, DIN 레일 |
| ERV-60D | 슈나이더 | RE17R12MW | RE17R12MW | 0.1–60min delay, multiple modes, wide voltage |
| ERV-YU | 씨줄 | CT-MPS.21 | 1SVR730820R1200 | Star-delta starting, 0.1–30sec delay, dual output |
| ERV-09에프 | Omron | H3CR-F8 | H3CR-F8 | Flashing control, dual time setting, 5A contacts |
6.2 Chinese Brand Alternatives (비용 효율적)
| TENSE Model | 상표 | Alternative Model | 주문 코드 | Key Matching Points |
| ERV-03디 | 친트 | JSZ3A-A | JSZ3A-A | On-delay, 0.1–3min, 1 아니요 + 1 NC |
| ERV-60D | 맛있는 | CDJS1-60 | CDJS1-60 | Multi-function delay, 0.1–60min, wide voltage |
| ERV-YU | 창수 스위치 | CK3-YD | CK3-YD | Star-delta starting, 0.1–30sec, LED indication |
| ERV-08중 | Tianshui 213 | JSZ8-08M | JSZ8-08M | Memory delay, 0.1sec–100h, power-off retention |
- Key Points for Selection & 대사
7.1 Core Matching Dimensions (Must Check for Replacement)
| Dimension | Matching Standard | 메모 |
| 지연 범위 | Covers original equipment requirements (예를 들어, 0.1–30sec → ERV-YU) | Avoid insufficient or redundant time range |
| Contact Configuration | 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 |
| 설치 | DIN 레일 장착 (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 선택 권장 사항
- Basic delay control: Prioritize ERV-XX series (ERV-12 for 0.1–12sec, ERV-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-08/08중 (0.1sec–100h) for unattended scenarios
- Budget-sensitive projects: Chinese brand alternatives (친트, 맛있는) reduce cost by 30%–50%
- 빠른 선택 가이드
| 애플리케이션 | 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) | ERV-03/ERV-03디 | Siemens 3RP1505 / Delixi CDJS1-03 | Low budget |
| Long-cycle control (>1min) | ERV-30/ERV-60D | Schneider RE17R12MW / CHINT JSZ3C | Medium budget |
| Flashing / alarm control | ERV-09에프 | Omron H3CR-F8 / CHINT JSZ3F | Low budget |
| Memory control | ERV-08중 | Tianshui 213 JSZ8-08M | Medium budget |
