RM-MV

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RM-MV

Microcontroller based
3 digit display for operating voltage value
Protect electrical device against overvoltage and undervoltage
Reset/start delay adjustable(5~600s)
Voltage measurement accuracy ≤1%
Parameters setting by keys
LEDs indication for overvoltage and undervoltage faults
3 Module, DIN Rail mounting

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Application Data Sheet Send Inquiry

Voltage protector is designed to protect home appliances (refrigerators, air conditioners, washing machines, television, video and audio equipment, etc.) against the unacceptable voltage fluctuations and the effects of the neutral conductor interruption.

Technical data

Rated voltage	AC 220V
Operation voltage range	AC 50V~450V
Rated frequency	50/60Hz
Overvoltage(>U)setting range	220~300V
Undervoltage(U<) setting range	120~210V
Hysteresis	2%
＞U trip delay	0. 5s
<U trip delay	≥120V: 0.5s,<120V: <0.1s
Reset/start delay	5s-600s
Voltage measurement accuracy	≤1%(over the whole range)
Rated insulation voltage	400V
Output contact	1NO
Electrical life	10⁵
Mechanical life	10⁶
Protection degree	IP20
Pollution degree	3
Altitude	≤2000m
Operating temperature	-5℃~50℃
Humidity	≤50% at 40℃（without condensation)
Storage temperature	-25℃~55℃

Technical parameter

Setting range

Step

Factory setting

Overvoltage trip value

220V~300V

1V

250V

Undervoltage trip value

120V~210V

1V

170V

Reset/start delay

5s~600s

1s

15s

Current specification

25A

32A

40A

50A

63A

Rated operating current(ln,A)

25

32

40

50

63

Maximum operating current lmax ( A ,within 10min)

30

40

50

60

80

Max. power of load(kW)

5.5

7

8.8

11

13.9

Maximum wire size(mm²)

6

8

10

16

Front panel

Function digram

Symbol

Wiring diagram

Name*

Email or Phone*

Message

Verification code*

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