Motor starters are specially designed for providing protection to motors from phase-failure and short-circuit and infrequent start and stop of the motor. NS2-25 are Chint Motor Starter with continuous operating system and regulating range of 17A-23A and rated insulation voltage of 240V.
Specifications:
- Temperature: -5℃~+40℃, average temperature in 24 hours not exceed +35℃
- Altitude: not exceed 2000m
- Air conditions: At mounting site, relative humidity not exceed 50% at the max temperature of +40℃, higher relative humidity is allowable under lower temperature,
- Pollution grade: Grade Ⅲ
- Rated operational system: Continuous operational system
- Mounting conditions: The inclination between the mounting plane and the vertical plane shall not exceed 5℃.
- The product shall be installed and operated at a place without obvious shake, impact and vibration.
Technical features and specifications:
Parameter
|
Description
|
Rated insulation voltage Ui(V)
|
690
|
Rated operational voltage Ue(V)
|
230/240
|
Rated impulse withstand voltage Uimp(V)
|
8000
|
Regulating range of setting current (A)
|
17-23
|
Degree of protection
|
IP2L0
|
Arcing distance (mm)
|
40
|
Current setting value of instantaneous electromagnetic release Ir(A)
|
327
|
Rated ultimate short-circuit breaking capacity Icu(kA)
|
230/240V
|
50
|
400/415V
|
15
|
440V
|
6
|
480/500V
|
4
|
660/690V
|
3
|
Rated service short-circuit breaking capacity Ics(kA)
|
230/240V
|
50
|
400/415V
|
6
|
440V
|
3
|
480/500V
|
3
|
660/690V
|
2.25
|
Standard rated power of three-phase motor (kW)
|
230/240V
|
5.5
|
400V
|
11
|
415V
|
11
|
440V
|
11
|
480/500V
|
11
|
660/690V
|
15
|
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