The Carlo Gavazzi DPA01CM44 is a three-phase monitoring relay designed for robust protection of electrical equipment. It ensures operational integrity by detecting and responding to critical power supply anomalies such as phase loss, incorrect phase sequence, and undervoltage conditions. This relay is engineered for reliability in industrial environments, safeguarding motors and other three-phase powered machinery from potential damage and ensuring continuous, efficient operation.
### Technical Specifications
* **Product Series:** DPA01
* **Functionality:** Phase loss and phase sequence monitoring.
* **Supply Voltage:** 208-480 VAC (3-phase). Some sources indicate a range of 177-552 VAC or 177-550 VAC.
* **Frequency Range:** 50-60 Hz. Some sources list 45-65 Hz.
* **Output:** 1 SPDT (Single Pole Double Throw) relay contact.
* **Rated Operation Current (Ie):**
* 8 A (AC-1, resistive load).
* 2.5 A (AC-15, small resistive load, 230 V).
* 5 A (DC-12, 24 V, resistive load).
* 2.5 A (DC-13, 24 V, small resistive load).
* **Switching Voltage Max:** 250 VAC.
* **Overvoltage Category:** III.
* **Detection of Regenerated Voltages:** Up to 85% of nominal voltage (phase-phase).
* **Time Delay:** No adjustment available.
* **LED Indication:** For relay and power supply status ON.
### Electrical Details
* **Input Type:** 3-phase (3AC).
* **Voltage Type for Actuating:** Self-powered.
* **Contact Material:** Silver tin-oxide.
* **Insulation Voltage:** 250 VAC.
* **Terminal Tightening Torque:** 4 to 7 Lb-In (0.4 Nm to 0.8 Nm).
* **Conductor Type and Size:** 60 or 75°C copper (CU) conductor, wire size No. 30-14 AWG (stranded or solid).
### Interfaces
* **Connection Type:** Screw connections.
### Physical Characteristics
* **Mounting Type:** Industrial DIN-rail mounting. Also described as plug-in module.
* **Housing Material:** PA66.
* **Enclosure Type (IP Rating):** IP20.
* **Dimensions:**
* Width: 22.5 mm.
* Height: 83.5 mm.
* Depth: 99.5 mm.
* **Storage Temperature:** -30°C to +80°C.
### Compatibility and Certifications
* **Approvals/Marks:** CE, CSA Certified, CCC Certified, UL Listed, RoHS Compliant.
* **Pollution Degree:** Degree of pollution 2.
* **Overvoltage Category:** III (rated impulse withstand voltage peak of 6.0 kV).
### Applications
The Carlo Gavazzi DPA01CM44 is suitable for a wide array of industrial applications requiring protection against phase loss and incorrect phase sequence. This includes safeguarding motors in HVAC systems, pumps, fans, and other essential machinery where proper three-phase power is critical for operation and longevity.
### Why Choose Aumictech for Carlo Gavazzi DPA01CM44?
At Aumictech, we specialize in supplying high-end industrial automation equipment. Whether you need reliable phase monitoring solutions, robust protection for your three-phase systems, or assurance of correct phase sequence for critical machinery, our team ensures the Carlo Gavazzi DPA01CM44 delivers maximum performance for your application.
