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Danfoss 027H9075 PDF (ICAD 600A) ist ein intelligenter elektrischer Stellantrieb, der speziell für Steuerventile der Serie ICM 20~32 entwickelt wurde. Es wird hauptsächlich zur präzisen Regulierung des Flüssigkeitsstands und des Durchflusses in industriellen Kühlsystemen eingesetzt, featuring outstanding performance in fine adjustment for low-pressure receivers, intercoolers, pump-fed liquid supply circuits and transcritical CO₂ systems.
- Aufschlüsselung des Modellcodes
| Codesegment | Definition | Beschreibung |
| 027H | Product Series Code | Exclusive prefix for Danfoss industrial refrigeration electric actuator range |
| 9075 | Specific Part Number | Denotes ICAD 600A variant, compatible with ICM 20/25/32 valves with built-in encoder |
| ICAD | Product Type Abbreviation | Short for Intelligent Control Actuator Driver |
| 600A | Size Class | Standard rating for medium & small-size ICM valves; 1200A for large-bore ICM valves |
- Grundlegende technische Spezifikationen
| Kategorie | Spezifikation | Bemerkung |
| Grundlegende Informationen | ||
| Product Description | ICAD 600A Actuator FOR ICM 20-32 with Encoder | Actuator assembled for ICM20, ICM25, ICM32 control valves |
| Bestellcode | 027H9075 | Unique part identification number |
| EAN-Code | 5.70243E+12 | European Article Number |
| Country of Origin | Polen (POL) | Manufacturing location |
| Elektrische Parameter | ||
| Versorgungsspannung | 24 In DC (21 V DC ~ 26.4 In DC) | DC power supply only |
| Nennbetriebsstrom | 1.2 A | Full-load operating current |
| Analoger Eingang | 0/4~20 mA (Max. laden 200 Oh), 0/2~10 V DC (Max. laden 10 kΩ) | Dual optional control signal types |
| Analoger Ausgang | 0/4~20 mA (Load ≤250 Ω) | Valve position feedback signal |
| Digitaler Ausgang | 3-channel NPN transistor outputs | Running status indication |
| Digitaler Eingang | Dry contact input (Gold-plated relay contact recommended) | On/Off switch control |
| Mechanical Properties | ||
| Construction Material | Aluminium housing with PBT plastic top cover | Robust & lange lebensdauer |
| Schutz vor Eindringen | IP67 (equivalent to NEMA 6) | Staubdicht & waterproof for harsh industrial environments |
| Gewicht | Net:1.38 kg, Gross:1.836 kg | Compact for easy field mounting |
| Standard Cable Length | 1.50 M (60 Zoll) | Factory pre-fitted wiring |
| Umgebungsbedingungen | ||
| Betriebstemperatur | -30 ℃ ~ +50 ℃ (-22 ℉ ~ 122 ℉) | Wide ambient tolerance for diversified climates |
| Zulassungen | CE, CRN, EAC, LLC CDC TYSK, UKCA, UL | Compliant with global industrial safety standards |
| Funktionsmerkmale | ||
| Steuermodus | Modulating continuous control or On/Off switching control | Two selectable operation modes |
| Position Sensing | Integral incremental encoder | High-precision position feedback |
| Fail-Safe Option | Optional external fail-safe power supply | Maintains existing position or drives valve to preset safe position upon power loss |
- Full ICAD Series Model List
Main part numbers of Danfoss ICAD electric actuator lineup:
| Teile-Nr. | Produktname | Matching ICM Valves | Notizen |
| 027H9075 | ICAD 600A | ICM 20, 25, 32 | With built-in position encoder |
| 027H9120 | ICAD 600A | ICM 20, 25, 32 | Without encoder |
| 027H9078 | ICAD 600A-TS | ICMTS 20B66 & Äquivalent | Designed for transcritical CO₂ systems |
| 027H9077 | ICAD 1200A | ICM 40,50,65,100,125,150 | Encoder-equipped for large-size valves |
| 027H0490 | ICAD 600B | ICM 20~32 | New-generation replacement model |
| 027H0491 | ICAD 1200B | ICM 40~150 | New-generation replacement model |
- Cross-Brand & Legacy Model Replacement Guide
4.1 Obsolete to New Model Replacement Table
| Legacy Part No. | New Replacement | Ersatzbeschreibung |
| ICAD 600 | 027H9075 (ICAD 600A) | Direct drop-in upgrade with improved performance |
| ICAD 900 | 027H9077 (ICAD 1200A) | Direct substitution with higher output torque |
| 027H9075 | 027H0490 (ICAD 600B) | New upgraded generation with enhanced functions |
| 027H9077 | 027H0491 (ICAD 1200B) | New upgraded generation with enhanced functions |
4.2 Markenübergreifender Wettbewerbervergleich
| Danfoss Part No. | Competitor Brand | Competitor Model | Kernunterschied |
| 027H9075 (ICAD 600A) | Emerson | KROMschröder Series | Danfoss features higher IP67 rating; Emerson offers lower unit cost |
| Siemens | SKP Series | Siemens supports richer communication protocols; Danfoss optimized specifically for industrial refrigeration | |
| Honeywell | ML7420 Series | Honeywell with universal wiring interface; Danfoss achieves superior mating precision with original ICM valves |
Anwendungsbereich & Field Cases
5.1 Recommended Application Fields
Industrial Refrigeration: Liquid supply regulation for low-pressure receivers, intercoolers & pump circulation systems
Food Processing Industry: Temperature control for cold storage warehouses, IQF freezing tunnels & dairy production lines
Cold Chain Logistics: Central refrigeration system for large-scale distribution centers
Chemische Industrie: Flow control for low-temperature reactors & cryogenic gas liquefaction equipment
Pharmaceutical Sector: Precision thermal management for drug cold storage & vaccine preservation facilities
Transcritical CO₂ Systems: Matched with ICMTS modulating valves for gas cooler flow regulation
5.2 Non-Recommended Working Conditions
High-pressure steam service over 140 Bar
Highly corrosive atmosphere without special anti-corrosion protection
Ambient temperature outside -30℃ ~ +50℃ operating range
Explosion-proof hazardous locations requiring additional ATEX certification
5.3 Typische Anwendungsbeispiele
Fall 1: Liquid Level Control for Large Aquatic Product Cold Storage (Ammonia Refrigeration)
Anwendung: Automatic ammonia refrigeration plant for seafood cold storage; level stabilization on low-pressure receivers
Bill of Material: 027H9075 (ICAD600A) + ICM25 Valve + AKS41 Level Transmitter + EKC347 Controller
Ergebnis: Precise level regulation, über 10% power saving and elimination of hydraulic hammer issues
Fall 2: Transcritical CO₂ Refrigeration for Meat Processing Factory
Anwendung: Gas cooler outlet flow regulation within factory transcritical CO₂ circuit
Bill of Material: 027H9078 (ICAD600A-TS) + ICMTS20B66 Valve
Ergebnis: Improved system COP, reduced operational expense and lowered carbon emission
- Häufige Fehlerdiagnose & Fehlerbehebung
| Fehlerphänomen | Grundursache | Rectification |
| Actuator fails to stroke | 1. No DC power input | 1. Verifizieren 24 V DC-Stromversorgung |
| 2. Incorrect 7-core wiring (Terminal A~G) | 2. Recheck cable wiring diagram | |
| 3. Abnormal control input signal | 3. Measure 4~20mA / 2~10V control signal | |
| Imprecise valve modulation | 1. Encoder malfunction | 1. Inspect encoder wiring |
| 2. Loose mechanical coupling | 2. Tighten mounting bolts between actuator & Ventil | |
| 3. Improper PID parameter setting | 3. Re-calibrate control parameters | |
| Frequent fault alarm | 1. Excessive supply voltage fluctuation | 1. Install regulated DC power source |
| 2. Operating temperature out of rated range | 2. Improve site ventilation & Wärmeableitung | |
| 3. Motor overload protection triggered | 3. Check for mechanical jamming inside valve body | |
| Abnormal position feedback signal | 1. Broken analog output wiring | 1. Troubleshoot output cable circuit |
| 2. Excessive feedback load resistance | 2. Confirm feedback load ≤250 Ω | |
| 3. Damaged internal encoder | 3. Replace faulty encoder component |
- Sizing Selection Tips & Kurzreferenzregeln
Auswahl-Mnemonik
Small ICM valves pick 600A (027H9075), large-size valves use 1200A (027H9077);
Standard model for conventional refrigeration, TS variant for transcritical CO₂;
Fixed 24VDC supply, IP67 rated for harsh environments;
Encoder version ensures accurate feedback, select fail-safe accessory as needed.
Schnellauswahlregeln
- Valve Matching: ICM 20~32 → ICAD600A (027H9075); ICM40~150 → ICAD1200A (027H9077)
- Systemtyp: Standard unit for ammonia/Freon refrigeration; TS type (027H9078) exclusively for transcritical CO₂ circuits
- Steuersignal: Dual input options: 4~20mA current or 2~10V DC voltage, compatible with most industrial PLC & temperature controllers
- Installation Rule: Mount actuator following flow arrow marked on valve body, fasten coupling securely
- Maintenance Guidance: Periodically inspect cable integrity and enclosure sealing to prevent water immersion and violent vibration damage
- Bestellinformationen
Main Order Code: 027H9075 (ICAD600A with encoder, suited for ICM20/25/32)
Passendes Zubehör:
Extension Cable Assembly: 027H0438 (15m length)
Mounting Hardware: Standard ICAD installation kit
Recommended Controller: EKC347 Liquid Level Regulator
Verpackung: Individually packed, gross weight 1.836kg, standard carton size for global logistics
Field Applcation Cases of Danfoss 027H9075 (ICAD600A) Electric Actuator
Fall 1: Liquid Level Control for Seafood Cold Storage (Ammonia Refrigeration System)
Project Overview
End User: Jintai Aquatic Automatic Cold Storage, Qingdao Shandong, Retrofit finished in 2024
Plant Scale: 12,000 ㎡ low-temperature warehouse, design temp -25℃, daily seafood handling capacity:500 Tonnen
Original Pain Points: Outdated float-type level control with poor accuracy (±50mm), frequent hydraulic hammer, high ammonia leakage risk and unstable power consumption
System BOM
| Komponente | Teilenummer | Menge | Funktion |
| Electric Actuator | Danfoss 027H9075 ICAD600A | 8 Sets | Modulate stroke of ICM25 control valves |
| Modulating Valve | Danfoss ICM25 | 8 Pcs | Regulate liquid feed into low-pressure receiver |
| Füllstandsensor | Danfoss AKS41 | 8 Sets | High-precision level feedback (±10mm tolerance) |
| Main Controller | Danfoss EKC347 | 4 Pcs | Closed-loop PID auto-tuning control |
| Kommunikationsmodul | MODBUS RTU | 4 Einheiten | Remote monitoring via central SCADA platform |
Project Benefits
- Improved Control Precision: Level tolerance narrowed from ±50mm down to ±15mm; hydraulic hammer fully eliminated
- Remarkable Energy Saving: Overall system power consumption cut by 12.7%, annual electricity saving approx. RMB186,000
- Reduced Maintenance Cost: 50% less routine field inspection; downtime decreased by 80%
- Erhöhte Sicherheit: Ammonia leakage hazard reduced by 90%, fully compliant with latest cold storage safety regulations
Customer Value
Payback period only 8 Monate; extended product shelf life and improved warehouse space utilization.
Fall 2: Transcritical CO₂ Refrigeration for Meat Processing Plant
Project Overview
End User: Shuanghui Meat Processing Factory, Luohe Henan, New project commissioned 2025
Scale: Annual 100,000-ton chilled meat production line, including -40℃ IQF freezing tunnel and 0℃ refrigerated warehouse
Core Requirement: Eco-friendly high-efficiency transcritical CO₂ system; precise gas cooler outlet pressure control to boost system COP
System BOM
| Komponente | Teilenummer | Menge | Funktion |
| Electric Actuator | Danfoss 027H9078 ICAD600A-TS | 6 Sets | Specially adapted for transcritical CO₂ working condition |
| Modulating Valve | Danfoss ICMTS20B66 | 6 Pcs | Gas cooler outlet flow control |
| Drucktransmitter | Danfoss MBS3050 | 6 Pcs | Real-time gas cooler pressure monitoring |
| System Controller | Danfoss AK-CC550 | 3 Pcs | Optimize running parameters of transcritical CO₂ unit |
| Spare Actuator | 027H9075 | 2 Sets | Universal backup for interchangeable ICM valve replacement |
Project Benefits
- Higher Energy Efficiency: System COP raised by 18%, running cost 23% lower vs conventional ammonia circuit
- Umweltkonformität: Meets EU F-Gas regulation; total CO₂ refrigerant charge reduced by 30%
- Schnelle Reaktion: Valve full-stroke response <2s to cope with abrupt load change of freezing tunnel
- Low Maintenance: IP67 rating withstands high-humidity food workshop; maintenance-free cycle extended to 3 Jahre
Customer Value
Annual carbon emission reduction ~1,200 tons; factory certified as Green Manufacturer with 5% product premium gain.
Case3: Pharmaceutical Cold Chain Distribution Center (Vaccine Storage)
Project Overview
End User: Sinopharm Holding Cold Chain Warehouse, Daxing Beijing, Expansion completed 2024
Scale: 5,000㎡ pharmaceutical cold storage: 2~8℃ constant temp zone + -20℃ deep-freeze zone; daily vaccine turnover:100,000 doses
Core Challenge: Strict temperature fluctuation limit ±0.5℃ required for vaccine preservation with uninterrupted 24h precise regulation
System BOM
| Komponente | Teilenummer | Menge | Funktion |
| Electric Actuator | Danfoss 027H9075 ICAD600A | 12 Sets | Drive ICM20/25 modulating valves |
| Refrigerant Valve | Danfoss ICM20/25 | 12 Pcs | Evaporator liquid feeding control |
| Temperatursensor | Danfoss MBT3560 | 24 Pcs | Multi-point temperature detection (±0.1℃ accuracy) |
| Central Control System | Danfoss DCS400 | 1 Satz | Central monitoring, auto-alarm & remote troubleshooting |
| Backup Power | 24VDC UPS | 2 Sets | Hold valve position during mains failure for stable indoor temperature |
Project Benefits
- Superior Thermal Stability: Room temp fluctuation controlled within ±0.3℃ exceeding industry standard
- Safety Assurance: Valve position locked upon power loss to secure vaccine storage safety
- Energy Optimization: 15% power saving compared with traditional thermostatic expansion valve system, annual cost saving RMB220,000
- Regulatory Approval: Passed GMP & GSP certification satisfying pharmaceutical supervision requirement
Customer Value
Eliminates storage risk of biological products and improves corporate market credibility.
Case4: Low-Temperature Reactor Temperature Control for Chemical Industry
Project Overview
End User: Wanhua Chemical, Yantai Shandong, System upgrade 2023
Scale: 10 units of 50m³ cryogenic reactors for polyurethane raw material production; working range -20℃~+50℃
Erfordernis: Precise jacket cooling flow regulation to stabilize reaction temperature and improve product consistency
System BOM
| Komponente | Teilenummer | Menge | Funktion |
| Electric Actuator | Danfoss 027H9075 ICAD600A | 10 Sets | Actuate ICM32 control valves |
| Modulating Valve | Danfoss ICM32 | 10 Pcs | Coolant flow into reactor jacket |
| Temp Probe | Danfoss MBT5250 | 20 Pcs | In-tank & jacket dual-point temperature measurement |
| Loop Controller | Danfoss AK-CC750 | 10 Pcs | High-precision PID control (temp deviation <±0.2℃) |
| Kommunikation | PROFIBUS DP | 1 Satz | DCS system integration for remote centralized control |
Project Benefits
- Improved Product Quality: Product purity +0.5%; qualification rate from 98.5% bis zu 99.8%
- Lower Consumption: Coolant consumption down 18%, annual cost reduction RMB350,000
- Extended Equipment Life: Reduced thermal fatigue shock; service cycle doubled
- Unmanned Operation: 60% cut on on-site manual labor
Customer Value
Annual incremental profit approx. RMB8 million plus enhanced product market competitiveness.
Case5: Pasteurization Cooling for Dairy Production Line
Project Overview
End User: Yili Dairy, Hohhot Inner Mongolia, New plant startup 2024
Scale: 1,000-ton daily liquid milk production; pasteurization @72℃ then rapid cooling down to 4℃
Original Issue: Manual valve adjustment causing large temperature swing and shortened shelf life of finished milk
System BOM
| Komponente | Teilenummer | Menge | Funktion |
| Electric Actuator | Danfoss 027H9075 ICAD600A | 6 Sets | Operate ICM25 cold water regulating valves |
| Control Valve | Danfoss ICM25 | 6 Pcs | Plate heat exchanger chilled water flow regulation |
| Temperatursensor | Danfoss MBT3560 | 12 Pcs | Vor & post pasteurization temperature tracking |
| Local Controller | Danfoss EKC312 | 6 Pcs | Fast thermal response (<3s full stroke adjustment) |
| HMI-Panel | Danfoss HMI100 | 1 Satz | Centralized parameter monitoring & modification |
Project Benefits
- Higher Cooling Efficiency: Pasteurization cooling duration reduced from 15min to10min; production capacity +33%
- Precise Temperature: Outlet cooling temp stabilized at 4±0.2℃, finished product shelf life +2 Tage
- Water Conservation: Chilled water recycling efficiency +25%, annual water saving ~120,000 tons
- Labor Saving: Automatic modulation replaces manual operation eliminating human error
Customer Value
Annual output increment ~100,000 tons with lowered production cost and stronger market competence.
Case6: Hypermarket Central Cold Chain System (Composite Refrigeration)
Project Overview
End User: Walmart China, Pudong Shanghai, Renovation finished 2025
Scale: 20,000㎡ shopping mall including supermarket, catering & fresh food section; total refrigerated area 5,000㎡
Core Demand: Independent zoning temperature control for energy conservation and OPEX reduction
System BOM
| Komponente | Teilenummer | Menge | Funktion |
| Electric Actuator | Danfoss 027H9075 ICAD600A | 18 Sets | Drive ICM20/25/32 series modulating valves |
| Modulating Valve | Danfoss ICM20/25/32 | 18 Pcs | Individual zone flow regulation |
| Room Temp Sensor | Danfoss MCT10 | 36 Pcs | Multi-zone ambient temperature monitoring |
| Central Controller | Danfoss DCS500 | 1 Satz | Load distribution & centralized management |
| Energy Management Unit | Danfoss EMS200 | 1 Satz | Real-time power consumption monitoring & operation optimization |
Project Benefits
- Energieeinsparung: Total refrigeration power consumption reduced by16%, annual electricity saving ~RMB450,000
- Stable Indoor Climate: Zone temperature controlled within ±0.5℃ improving shopping experience
- Effiziente Wartung: Remote diagnosis cuts on-site service by80%; breakdown response within 1 Stunde
- Expandable Layout: Modular design supports future mall expansion without system redesign
Customer Value
Investment payback in 10 Monate; upgraded store image and improved foot traffic.
Summary of Core Application Benefits
| Benefit Category | Performance Improvement | Supporting Data |
| Kontrollgenauigkeit | 3~10x higher precision for level/temp control | Liquid level ±15mm; process temp ±0.2~0.3℃ |
| Energy Conservation | System power consumption reduced 10~18% | Annual electricity saving RMB180,000~450,000 |
| Safety Upgrade | Minimized leakage & hydraulic hammer risk | Failure risk -90%; unplanned downtime -80% |
| Maintenance Optimization | Longer service cycle & lower manpower | 3-year maintenance interval; labor cost down 50~60% |
| ROI Performance | Fast capital payback & production upgrade | Payback:8~12 months; production capacity +33% max |
Wichtige Auswahlrichtlinien
- Valve Matching: 027H9075 (ICAD600A) for ICM20/25/32; large bore ICM40~150 select 027H9077 (ICAD1200A)
- System Selection: Standard unit for conventional refrigeration; TS type (027H9078) exclusive for transcritical CO₂ application
- Steuersignal: Dual input: 4~20mA current / 2~10V voltage compatible with mainstream industrial controllers
- Ambient Adaptability: IP67 protection with -30℃~+50℃ range suitable for food, chemical and severe industrial sites
- Fail-Safe Option: Optional backup power to hold valve position or drive to preset safe position during blackout
