Frequency Relay SL 9837

Numero Ordine: 0059017
Type: SL9837.11 5-200HZ UH=AC230V

The frequency relay IL 9837, SL 9837 can be used to monitor the frequency of AC voltage systems,... altro

Descrizione del prodotto

The frequency relay IL 9837, SL 9837 can be used to monitor the frequency of AC voltage systems, rotor frequency of slip ring motors, control/monitoring of motors on cranes, monitoring the output frequency of inverters (IL9837.11/500).

Specifiche tecniche

Measuring range max.:	300 Hz
Standard measuring range:	5 - 200 Hz
1- / 3-phase:	1
Operate delay:	Yes
Output contacts:	1 C/O contact
Width:	35 mm
Enclosure design:	Distribution board
Auxiliary voltage required:	Yes
Type:	SL 9837

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Merkmale

According to IEC/EN 60255-1
Overfrequency or underfrequency monitoring of AC voltages
Adjustable response value fmin. or fmax 5 ... 200 Hz or 15 ... 600 Hz
Adjustable hysteresis
Large voltage range of the measuring input (nominal voltage AC 24 ... 440 V)
De-energized on trip
LED indication for auxiliary voltage, measuring voltage and contact position
1 changeover contact
As option for frequency inverters with a range of 1 … 300 Hz
2 changeover contacts available on request
As option adjustable start-up delay available
Energized on trip function available on request
Devices available in 2 enclosure versions:
IL 9837: depth 58 mm, with terminals at the bottom for installation systems and industrial distribution systems according to DIN 43880
SL 9837: depth 98 mm, with terminals at the top for cabinets with mounting plate and cable duct
35 mm width