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Thermistor Motor Protection Relay
MK 9163N ATEX
- Article number: 0056452
- Type: MK9163N.12/010 ATEX AC50/60HZ 230V
To protect against thermal overload of motors caused by high switching frequency, havy duty... more
Product description
- 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
- Temperature monitoring of bearings, transmissions, oil and cooling liquids
Technical specifications
| 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 ATEX |
Advantages
- Reliable temperature monitoring of motors
- Rapid fault location
Features
- According to EN 60947-5-1, EN 60947-8, EN 60079-14, EN 61508, EN 50495, EN 13849
- Monitioring of
- overtemperature
- broken wire detection in sensor circuit
- short circuit detection in sensor circuit - 1 input for 3 or 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