ZHEJIANG HUAYANG ELECTRIC CO., LTD.
PMR-44 Phase Monitoring Relay

PMR-44 Phase Monitoring Relay

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Phase Monitoring Relay

Our offered PMR-44 Phase Monitoring Relay is useful for rendering the protection from the loss, unbalancing and reversal of the phase caused by worn contact, broken wires or blown fuses. The mentioned product is useful for monitoring the increases and drops of voltage that results in the prevention of machinery damage.

Features:

  • MCU Based Compact Design
  • Multiple Protection Functions
  • 2 – 15% Voltage Unbalance Setting
  • Trip Cause Indication and Troubleshooting
  • Manual / Electrical / Automatic Reset
  • Ambient Insensitive
  • Fail-safe Operation

Protection:

Protective Item

Trip Time

Phase Reversal

0.1 sec

Phase Loss

1 sec

Voltage Unbalance

5 sec

Specification:

Control Voltage

Type

Range

220

3 160 – 300VAC, 50/60Hz

440

3 340 – 480VAC, 50/60Hz

Reset

Manual (Instantaneous) Electrical Automatically reset with 5 sec delay when supply power comes to normal

Output Relay

Mode

1 – SPDT (1C)

Rating

5A/250VAC Resistive

Status

Normally Energized

Mounting

35mm DIN-rail/Rail