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Description
Anson Electric NKC9 product is a low voltage miniature circuit breaker (MCB). It is a 1P,2P,3P,4P circuit breaker with 4 protected pole and 1A,2A,3A,4A,5A,6A,10A,16A,20A,25A,32A,40A,50A,63A In rated current and C tripping curve.
The rated short circuit breaking capacity goes up to 6000A at 230VAC conforming to IEC 60898-1 standard. It is compliant with IEC 60898-1 standard.
This product has a protection against short circuit and a protection of cable against overloads. It has a fault tripping indication on the front panel by the position of the handle (O-I engraved).
This product is dedicated for residential and small commercial buildings. It has an electrical endurance going up to 4000 cycles and a mechanical endurance going up to 10000 cycles.
Ue operational voltage is 230VAC.
Ui rated insulation voltage is 500VAC.
Uimp rated impulse withstand voltage is 4kV.
Operating frequency is 50Hz. It can be mounted on DIN rail for modular installation. Its width is 2 pitches of 9mm. The product colour is light grey (RAL7035).
The dimensions are (W) 18mm x (H) 81mm x (D) 66.5mm. According to IEC 60529 standard, the degree of protection is IP20 and IP40 in enclosure.
Operating temperature is -5°C to 60°C.
Storage temperature is -40°C to 85°C.
Specifications
| Main | |
| range | NKC9-63 |
| device application | Distribution |
| product or component type | Miniature circuit-breaker |
| device short name | NKC9 MCB |
| Poles | 1P,2P(1P+N),3P,4P(3P+N) |
| [In] rated current | 32A |
| network type | AC |
| trip unit technology | Thermal-magnetic |
| curve code | B,C,D |
| breaking capacity | 6000 A Icn at 230 V AC 50/60 Hz conforming to IEC 60898-1 |
| suitability for isolation | Yes conforming to IEC 60898-1 |
| Complementary | |
| network frequency | 50/60 Hz |
| [Ue] rated operational voltage | 230V/415V AC 50/60Hz |
| magnetic tripping limit | 5…10 x In |
| [Ics] rated service breaking capacity | 6 kA 100 % x Icn at 230 V AC 50/60 Hz conforming to IEC 60898-1 |
| [Ui] rated insulation voltage | 500V AC 50/60 Hz conforming to IEC 60898-1 |
| [Uimp] rated impulse withstand voltage | 4 kV conforming to IEC 60898-1 |
| contact position indicator | Yes |
| control type | Toggle |
| local signalling | Without |
| mounting mode | Clip-on |
| mounting support | DIN rail |
| 9 mm pitches | 2 |
| height | 81 mm |
| width | 18 mm |
| depth | 66.5 mm |
| colour | Grey (RAL 7035) |
| mechanical durability | 10000 cycles |
| electrical durability | 4000 cycles |
| connections – terminals | Tunnel type terminal (top or bottom) 1…25 mm² rigid Tunnel type terminal (top or bottom) 1…16 mm² flexible |
| tightening torque | 2 N.m top or bottom |
| Environment | |
| standards | IEC 60898-1 |
| product certifications | CE |
| IP degree of protection | IP20 conforming to IEC 60529 |
| pollution degree | 2 |
| tropicalisation | 2 |
| relative humidity | 95 % at -5…60 °C |
| ambient air temperature for operation | -5…60 °C |
| ambient air temperature for storage | -40…85 °C |
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