Contactor,circuit breaker,solar inverter,electric meter,solar batteries
Model Code Explanation
| Code Segment | Description |
| 27 | Prefix for Danfoss industrial refrigeration valve product series |
| H | Identification code for actuator/drive unit category |
| 9075 | Specific part number, corresponding to ICAD 600A actuator |
| ICAD 600A | Product type: Smart electric actuator with rated torque of 600N*m |
- Main Technical Specifications
| Item | Detailed Specification |
| Basic Type | Smart stepper motor actuator with encoder feedback |
| Compatible Valves | ICM 20, ICM 25, ICM 32 series electric valves |
| Output Torque | Rated: 600N·m, Maximum: 900N·m |
| Operating Time | 90 seconds for 90° rotation |
| Power Supply | 24VDC (+10% / -15%), Load Current: 1.2A |
| Power-off Protection Range | Min. 19VDC, Max. 26.4VDC |
| Control Signal | 0/4-20mA (Load: 200Ω) or 0/2-10VDC (Load: 10kΩ) |
| Feedback Signal | Analog output 0/4-20mA (Load ≤ 250Ω) |
| Ingress Protection | IP67 (Dust-tight and water resistant) |
| Ambient Temperature | -30℃ ~ +50℃ (-22℉ ~ 122℉) |
| Housing Material | Aluminum alloy housing, PBT plastic top cover |
| Weight | Net Weight: 1.38kg, Gross Weight: 1.79kg |
| Cable Specification | Power cable: 3×0.34mm² (approx. 22AWG), Outer diameter 4.8mm |
| Control cable: 7×0.25mm² (approx. 24AWG), 8-pin M12 connector | |
| Certifications | CE, UL, CRN |
| Status Indication | Digital display for valve opening degree and alarm information |
- Cross-brand Equivalent Comparison
| Brand | Equivalent Model | Main Differences |
| Siemens | SKB62 | Danfoss ICAD 600A delivers higher torque (600N路m vs 400N路m) and higher protection class (IP67 vs IP65) |
| Honeywell | ML7420A | Danfoss adopts built-in encoder for higher positioning accuracy; Honeywell features more competitive price |
| Johnson Controls | M9106-AGA-2 | Danfoss supports multiple control signals and is compatible with a wider range of valves; Johnson Controls has stronger communication performance |
| Schneider Electric | VAM2300 | Danfoss IP67 protection is suitable for harsh environments; Schneider products feature easier installation and more compact size |
| Danfoss Replacement Model | 027X0166 (New Model) | 027H9075 is discontinued. 027X0166 is an upgraded version with full compatibility and improved performance |
- Full Model List of ICAD Series
| Model | Torque Rating | Compatible Valves | Special Features | Status |
| 027H9075 | 600N·m | ICM 20/25/32 | Standard type with encoder | Discontinued, replaced by 027X0166 |
| 027H2005 | 600N·m | ICM 20/25/32 | Standard type with encoder | In production |
| 027H9078 | 600N·m | ICMTS Series | Designed for transcritical applications | In production |
| 027H2006 | 1200N·m | ICM 40-150 | High-torque type for large-sized valves | In production |
| 027H1200 | 600N·m | ICM 20/25/32 | Standard cable length | Discontinued, replaced by 027X0166 |
| 027H1207 | 600N·m | ICM 20/25/32 | Extended cable length | Discontinued, replaced by 027X0166 |
| 027H0435 | — | ICAD Series | 15m cable assembly | Accessory |
- Common Faults & Troubleshooting
| Fault Description | Alarm Code | Possible Causes | Troubleshooting Procedures |
| No movement, power indicator off | — | Incorrect power wiring, abnormal voltage, faulty actuator | 1. Check 24VDC power connection and polarity |
| 2. Verify voltage within 20.4~26.4VDC | |||
| 3. Inspect damaged power cables | |||
| 4. Replace the actuator for testing | |||
| Loss of control signal | A3 | Wrong signal wiring, signal out of range, faulty controller | 1. Check control signal type setting (Parameter 03) |
| 2. Measure input signal within 0/4-20mA or 0/2-10VDC range | |||
| 3. Check shielding and earthing of signal cables | |||
| 4. Replace the controller for testing | |||
| Valve jammed | A9 | Foreign matters inside valve, damaged valve stem, insufficient lubrication | 1. Disconnect the motor and check valve operation manually |
| 2. Remove valve cover and clear debris | |||
| 3. Inspect bent or damaged valve stem | |||
| 4. Re-lubricate the valve stem | |||
| Motor overheating | A8 | Excess ambient temperature, poor ventilation, overload | 1. Confirm ambient temperature does not exceed 50℃ |
| 2. Improve ventilation for the actuator | |||
| 3. Check for extra resistance on the valve | |||
| 4. Consider replacing with higher torque model | |||
| Abnormal feedback signal | — | Wrong feedback wiring, defective encoder, incorrect parameter setting | 1. Check feedback signal wiring |
| 2. Re-calibrate the actuator | |||
| 3. Inspect encoder connection | |||
| 4. Replace the encoder module |
- Application Environments & Industry Cases
Applicable Scenarios
- Industrial Refrigeration Systems: Regulate refrigerant flow to precisely control temperature and pressure
- Food Processing: Temperature control for cold storage and freezer rooms to keep food fresh
- Chemical Industry: Temperature control for low-temperature reactors and precise flow regulation in hazardous areas
- Pharmaceutical Industry: Constant temperature control for drug storage and production, compliant with GMP standards
- Data Centers: Precision air conditioning system to maintain constant temperature and humidity for server rooms
Non-recommended Scenarios
- High-temperature environments: Ambient temperature over 50℃ may trigger motor overheat protection
- High-pressure conditions: Operating pressure exceeding the valve’s maximum working pressure of 65bar
- Severe vibration environments: May affect encoder accuracy without proper vibration damping measures
- Corrosive environments: Strong corrosive atmosphere without special protection will damage housing and internal components
Typical Application Cases
Case 1: Temperature Control System for Large Freezer
Equipment: ICM 32 electric valve + 027H9075 actuator, temperature sensors, PLC controller
Function: Automatically adjust refrigerant flow according to indoor temperature to maintain constant temperature at -25℃
Highlights: ICAD 600A features high control accuracy (0.1%) and IP67 protection, adapting to harsh freezer conditions. Power-off protection ensures system safety. Remote monitoring is realized via 4-20mA communication with PLC.
Case 2: Low-temperature Control for Chemical Reactor
Equipment: ICM 25 electric valve + 027H9075 actuator, pressure sensors, temperature controller
Function: Precisely control coolant flow to keep reactor temperature between -10℃ and +5℃
Highlights: High torque (600N·m) ensures stable valve operation under high pressure. Digital display facilitates on-site commissioning. Multiple alarm functions detect faults timely to guarantee production safety.
- Selection Guidelines & Quick Reference Rules
Selection Tips
Match torque with valve size, select protection class based on operating environment, choose proper control signal type, confirm compatibility with valve body, and ensure stable power supply.
Quick Reference Rules
ICAD 600A: 600N·m torque, compatible with ICM 20-32 valves
ICAD 1200A: 1200N·m torque, compatible with ICM 40-150 valves
Part numbers starting with 027H: Danfoss ICAD series actuators
IP67: Suitable for outdoor and humid installation sites
24VDC: Standard power supply, allowable voltage fluctuation: -15% ~ +10%
