Features:

1. This relay can monitor own working voltage (true RMS measurement).

2. 8 kinds of adjustable rated voltage.

3. Voltage measurement accuracy is not more than 1%.

4. Relay working status is indicated by LED indicators.

5. With super small volume, this relay can be mounted on 35mm DIN rail.

6. Application: Equipment protection and control(tower crane, elevator, agriculture equipment, refrigerated trucks); Protect equipment from reverse running; Normal/emergency power supply switch; Protect against phase failure of a dynamic load.

Specification:

Function: Monitor L-N voltage (3-phase 4-wire system)

Monitoring terminal: L1-L2-L3-N

Power: L1-N

Rated working voltage: 127-132-138-220-230-240-254-265 (P-N)

Rated power frequency: 45Hz-65Hz

Measuring range: 101V-318V

Voltage threshold range: 2%-20% (rated voltage)

Voltage fixed lag rate: 2%

Voltage measurement error: ≤1%

Power-on delay time: 0.5s

Knob setting accuracy: 10%

Reset time: 1s

Temperature fluctuation error: 0.05%/°C, at=20°C

Output: 1 x SPDT; 10A/ AC1; 250VAC/24VDC

Minimum switching power: 500mW

Overvoltage: 2%-20%

Undervoltage: -20%-2%

Unbalanced voltage: 8%

Action delay time: 0.1-10s adjustable

Phase sequence protection: Yes

Phase failure protection: Yes

Power indicator: Green LED

Output relay indication: Red LED

Mechanical life: 1x10⁷

Mounting method: 35mm DIN rail mounting

Mount altitude: ≤2000m

Weight: Approx. 76g/2.7oz

Package list:

1 * Voltage Monitoring Relay