UniWave Electric UniWave Electric

China Supply Phase Sequence Motor protection Relay Phase Monitoring XJ11 XJ3-D Phase Failure Relay

Product Description

Product Description
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Specification
Installation method Guide rail type, device type
Protection function Multiple indicator lights
Phase failure Phase failure, phase sequence, overvoltage and undervoltage
Sequence protection ≤1s
Overvoltage protection AC380V-AC460V adjustable, action time 1.5s-4s adjustable
Undervoltage protection AC300V-AC380V adjustable, action time 2s-9s adjustable
Rated control power supply voltage AC380V, 50Hz
Rated insulation voltage AC415V
Enclosure protection class(if applicable) IP20
Electrostatic discharge immunity test 8KV (air discharge)
Surge immunity test 1KV (line to line)
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FAQ
Q What installation options are supported for this protection device?

It supports both guide rail type and device type installation methods, providing flexibility for different setup requirements.

Q What are the main protection functions of the unit?

It provides comprehensive protection against phase failure, phase sequence issues, overvoltage, and undervoltage, with multiple indicator lights to display the current protection status.

Q How is the overvoltage and undervoltage protection configured?

Overvoltage protection is adjustable from AC380V to AC460V with an action time of 1.5s to 4s. Undervoltage protection is adjustable from AC300V to AC380V with an action time of 2s to 9s.

Q What is the rated control power supply voltage?

The rated control power supply voltage is AC380V at a frequency of 50Hz, with a rated insulation voltage of AC415V.

Q What is the enclosure protection class and safety standard?

The enclosure protection class is IP20. It has passed the electrostatic discharge immunity test at 8KV (air discharge) and the surge immunity test at 1KV (line to line).

Q What is the response time for phase sequence protection?

The action time for phase sequence protection is extremely fast, triggerable within 1 second (≤1s).

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