Yueqing Yijin Electronics Co., Ltd.
Shanghai Liangxin NDB1 small circuit breaker accessories
2OF dual assistance
The accessories of this series of circuit breakers are auxiliary functional components specially designed by our company for NDB1 series circuit breakers, which achieve remote tripping control and indication of the on/off status of the line
When the auxiliary contact is opened, terminals 11 and 12 are connected; Connect terminals 21 and 22
Scope of use
The accessories of this series of circuit breakers are auxiliary functional components specially designed by our company for NDB1 series circuit breakers, which achieve remote tripping control and indication of the on/off status of the line
Main technical parameters
| product name | model | Rated working voltage Un | Voltage value |
| Dual assistance | 2OF | 115/230/400V | / |
product overview
2OF dual auxiliary contacts
Action characteristics:
When the auxiliary contact is opened, terminals 11 and 12 are connected; Connect terminals 21 and 22
When the auxiliary contact is closed, terminals 11 and 14 are connected; Connect terminals 21 and 24.
| Rated frequency | protection grade | rated insulation voltage | Product width | Ambient Temperature | storage temperature |
| 50/60Hz | IP20 | 500V | 9mm | -35℃~+70℃ | -35℃~+70℃ |
