Voltage Relay ZHRV3

Applications:
Factory control system, power compensation system, switchboard, air-conditioning system, motor controlling.
Functions:
Reverse running protection for equipment. Phase loss protection for transmission load. Normal/emergency supply switch over.
Technical parameters:

Micro processor inside, with high reliability and high anti- interference ability.

Modular design, with 36mm in width.

TRMS measurement, with accuracy ≤ 1%.

Wide range of frequency measurement of 45-65Hz.

Eight rated operating voltages selectable on one product.

For single-phase, two-phase, three-phase three-wire and three-phase four-wire systems.
Neutral loss protection.

LED indication.

Communicating function is available by using Modbus communicating module

Rated supply voltage: P-P: AC 3× 208--3× 440V; P-N: AC 3× 120--3× 254V

Rated operating voltage range: P-P: AC 166V--528V; P-N: AC 96V--329V

Rated frequency: 45Hz~65Hz

Rated operating voltage selection: 208-220-230-240-380-400-415-440V

120-127-132-138-220-230-240-254V

Voltage measuring range: AC 166V--528V; AC 96V--329V

Voltage measuring error <1%

Output contact: Z: 2C/O, C: 1C/O+1C/O, M: 1C/O+

Conventional thermal current: 6A