LCD Display Motor Voltage Protection Relay With Multi Protective Function
Specifications
Voltage value and fault message displayed through LCD.A range of DIN rail mountable relays for the voltage monitoring&protectionZHRV2-S LCD Voltage Relay
Function Features:
1.Voltage value and fault message displayed through LCD.
2.Protection against over-voltage, under-voltage, phase failure, asymmetry and phase sequence is available.
3.Protection parameters are set through key-press, and the protection function can be turned on and off freely.
4.Voltage measurement accuracy ≤1%(True RMS measurement).
5.Measurement frequency 45Hz~65Hz.
6.Three-phase voltage value query through key-press.
7.Testing and manual reset can be conducted through key-press.
8. Three-phase four-wire system features N-phase failure protective
Parameters |
Setting range |
Step |
Factory default |
Remarks |
Over-voltage operation value |
0FF-381V~500V |
1V |
437V |
M415 |
0FF-221V~300V |
1V |
253V |
M240 |
|
Over-voltage delay time |
0.1~20s |
0.1s |
2s |
|
Under-voltage operation value |
260V~379V off |
1V |
323V |
M415 |
150V~219V off |
1V |
187V |
M240 |
|
Under-voltage delay time |
0.1~20s |
0.1s |
2S |
|
Unbalance Ratio |
OFF-5%~20% |
1% |
8% |
|
Unbalance Delay time |
0.1~20s |
0.1s |
2S |
|
Phase sequence protection |
ON-OFF |
|
ON |
|
Start-reset delay time |
0.3-30S |
0.1S |
0.3S |
|
Automatic |
ON-OFF |
|
ON |
|
Note: “ ON” means activating protection function, and “ OFF” means inactivating protection function. | ||||
Rated supply voltage: M240(Three phase four wire): 125...300VAC |
Control ciruit frequency: 50/60Hz |
Voltage hysteresis: M415: 6V; M240: 5V |
Measurement error: ≤1%over the whole range with voltage variation |
Tripping time delay: ±10%+0.1s |
Rated insulation voltage: 415V |
Max. breaking current: 5A |
Relative humidity: ≤50%(40°C) |
Utilisation category: AC-15 |
Conventional heat current: 5A |
Contact capacity: Ue/Ie:240V/1.5A; 415V/0.95A |
Output type: 1 C/O |
Mounting support: 35mm symmetrical DIN rail conforming to EN/IEC 60715 |
Pollution degree: 3 |
IP degree of protection: IP20 |
Electrical durability: 100000 cycles |
Mechanical durability: 1000000 cycles |
Height above sea level: ≤2000m |
Operation temperature: -5°C~40°C |
Send Inquiry to This Supplier
You May Also Like
-
ALLEN-BRADLEY PowerFlex 753 AC Drive 20F11NC085JA0NNNNN 45kWNegotiableMOQ: 1 Piece
-
Electromagnetic Power RelayNegotiableMOQ: 2400 Pieces
-
ABB 3BSE092984R1 – Industrial Control Module for ABB 800xA / AC 800M SystemsUS$ 2560.00MOQ: 1 Blade
-
1124136600001 AMP1393315-9 Start Relay Preheat Relay for Truck PartsNegotiableMOQ: 1
-
New Designed Electronic Flasher RelayUS$ 32.5 - 41.25MOQ: 100 Pieces
-
FINDER RELAY 44.52.7.024.0000 44.52s DC 24V 6A , New and OriginalNegotiableMOQ: 5 Pieces
-
RELAL DS2Y-S-24VUS$ 0.1 - 1,000MOQ: 10 Pieces
-
SSR-T40AA 40A Three Phase AC To AC Power SSR RelayUS$ 30 - 60MOQ: 30 Pieces
-
GSM SMS Remote Control Relay Switch RTU5024US$ 20 - 28MOQ: 1 Box
-
K Series ThermostatUS$ 1 - 2MOQ: 1000 Pieces