■ 제품필수정보

제조사	Dold
제조사품명	MK9837N.12 5-600Hz UH=AC230V
간략설명	Dold DIN Rail Frequency Monitoring Relay, 15 ??280V ac, 5 ??600Hz, DPDT

■ 제품사양

Monitoring Application = Frequency Contact Configuration = DPDT Voltage Sensing Range = 15 ??280 V ac, 30 ??550V ac Time Delay = 0 ??100 s, 0 ??50s
장착형태 = DIN Rail
최소 작동 온도 = -20°C 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