This standard MX shunt trip is used on Compact NSXm and PowerPact B devices. This auxiliary is used for emergency off or failsafe remote opening applications. It is a one click spring type auxiliary for quick and easy installation, visible from the front face of the device. This MX auxiliary has a 110/130 VAC 50/60Hz or 125VDC rated voltage. It trips the circuit breaker when the control voltage rises above 70% of its rated value. It complies with IEC 60947-2 standard. Compact NSXm and PowerPact B embed either 1 MN or 1 MX coil.
Specification:
| Range | ComPact |
|---|---|
| Range of product | ComPacT NSXm |
| Device short name | MX |
| Product or component type | Voltage release |
| Device application | Control |
| Voltage release type | Opening coil Shunt trip release |
| control type | Standard |
| [Uc] control circuit voltage | 110…130 V AC 50/60 Hz 125 V DC |
| Range compatibility | ComPact ComPacT NSXm ComPact ComPact NSXm PowerPact PowerPact B |
| Operating threshold | 0.7 Un opening |
|---|---|
| Response time | < 50 ms |
| Control signal type | Impulse Maintained |
| Impulse duration | >= 20 ms |
| Auxiliary connection terminal | Spring |
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