Thermistor Motor Protection Relay MK 9163N

Numero Ordine: 0054096
Type: MK9163N.12/61 AC50/60HZ 230V

The thermistor motor protection relay MK 9163N is used to To protect against thermal overload of... altro

Descrizione del prodotto

The thermistor motor protection relay MK 9163N is used to To protect against thermal overload of motors caused by high switching frequency, havy duty starting, phase failure on one phase, bad cooling, high ambient temperature. Also the temperature monitoring of bearings, transmissions, oil and cooling liquids is possible. Up to six thermistors can be connected via the input.

Specifiche tecniche

Width:	22,5 mm
Measuring range max.:	> 3.8 kΩ
Auxiliary voltage:	AC, AC/DC
Classification:	Thermistor-Motorschutz
Output contacts:	2 C/O contacts
Enclosure design:	Switch cabinet
Type:	MK 9163N

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Vorteile / Kundennutzen

Reliable temperature monitoring of motors
Rapid fault location

Merkmale

According to EN 60947-5-1, EN 60947-8
Monitioring of
- overtemperature
- broken wire detection in sensor circuit
- short circuit detection in sensor circuit
1 input for 1 to 6 PTC-resistors
De-energized on trip
LED-indicator for
- auxiliary supply
- state of contact
Output with 2 changeover contacts
As option with manual reset, internal reset button and external remote reset X1/X2
Wire connection: also 2 x 1.5 mm2 stranded ferruled, or 2 x 2.5 mm2 solid DIN 46 228-1/-2/-3/-4
As option with pluggable terminal blocks for easy exchange of devices
- with screw terminals
- or with cage clamp terminals
Width 22.5 mm