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Fax:0086-0577-61731588
Cell phone:+86 18072180777
Wechat:+86 18072180777
Website:www.china-relay.com
Zhiguang Industrial Zone, Liu Town, Yueqing, Zhejiang, China
Rated voltage: AC380V 50HZ
Rated setting current: 20~50A
Phase breaking action time: ≤2S
Contact capacity: 5A 380V (resistance)
Reset mode: panel button reset or power off reset
Start avoidance time: 15S
Installation method: device type
Useage
This series of intelligent motor protectors (hereinafter referred to as protectors) are suitable for ac 50Hz, rated working voltage 380 and below power supply circuit, ac contactor and other switching electrical appliances composed of motor control circuit.When the main circuit of the motor is in abnormal working conditions, such as phase break, overload, blocking, leakage, etc., disconnect the contact of the switch in time, and separate the three-phase power supply of the motor to protect the motor quickly and reliably.
Main technical data
Appearance and installation dimensions
Product parameters
|
|
Brand |
Naidian |
|
Name |
Intelligent motor protector |
|
|
Model |
NDD4A-S (JD-501S) |
|
|
Rated Voltage |
AC380V 50HZ (Other voltage classes can be customized) |
|
|
Rated setting current |
20~50A |
|
|
Phase break action time |
≤2S |
|
|
Contact capacity |
5A 380V (resistance) |
|
|
The method of Reset |
Panel button reset or power off reset |
|
|
Start avoidance time |
15S |
|
|
Installation |
The device type |
Message feedback
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