Dold Monitoring Relay, DPDT, DIN Rail, DC 12, 24, 48 V, 115 V ac, 230 V ac

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₩458,656.08

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  • 2026년 4월 06일 부터 배송
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RS 제품 번호:
181-2790
제조사 부품 번호:
MK9837N.12 5-600Hz UH=AC230V
제조업체:
Dold
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브랜드

Dold

Product Type

Monitoring Relay

Contact Configuration

DPDT

Mount Type

DIN Rail

Terminal Type

Screw

IP Rating

IP20, IP40

Time Delay

0 to 100 s, 0 to 50s

Minimum Operating Temperature

-20°C

Supply AC Voltage

115 V ac, 230 V ac

Supply DC Voltage

DC 12, 24, 48 V

Maximum Operating Temperature

60°C

Series

MK9837N

Width

22.5 mm

Length

97mm

Height

90mm

Standards/Approvals

CCC, CE, RoHS

COO (Country of Origin):
DE
Detection of over- or under frequency of alternating voltage (adjustable function)

Fast reaction time by measuring duration of cycle of input frequency

Universal measuring input for AC-voltages of 15 ... 280 V as well as 30 ... 550 V

As option with measuring input for inverters

Adjustable hysteresis

Adjustable monitoring time for missing input signal at function over frequency

Response delay programmable via terminals 0 ... 100 s

Alarm storing or auto-reset programmable via terminals

Galvanic separation between measuring input, auxiliary voltage and output contacts

MH 9837 available with wide input range for auxiliary supply (AC/DC 24 ... 60 V or AC/DC 110 ... 230 V)

2 changeover contacts, closed circuit operation

Open circuit operation on request

LED indication for auxiliary voltage, measuring voltage and alarm status

MH 9837.12/008: with galvanic separated analogue output (current/ voltage) and 11 step LED chain for the actual frequency

Device available with 2 response values and separately controlled output relays for under- and over frequency see MK 9837N/500

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