Low Voltage AC Electric Contactor Switch SC32 50A 690V 3poles 1NO Or 1NC
Application:
SC series AC contactor (hereinafter contactor) is suitable for using in the circuits up to the rated voltage 690V AC 50 HZ or 60 HZ , rated current up to 95A, for making, breaking, frequently starting & controlling the AC motor. Combined with the thermal relay, it becomes the electromagnetic starter for protecting the overload circuits.
This series contactor complies with GB 14048, IEC60947-4-1
General:
Ambient air temperature: ≤-5℃--+40℃
Altitude: ≤ 2000m;
Pollution degree: Class 3
Installation category:III
Protection degree: IP20
Feature: Small volume, light weight, less power loss, long life, safe and reliability
Application: Auxiliary contacts block, time relay, current-limited contacts block, thermal relay, etc.
Installation: 35mm din rail (SC09~95), 75MM dil rail (SC40~95), screws
Model and Implication:
Main parameters and Technical Performance:
| Type | SC32 |
| Rated heating current (A) | 50 |
| Rated insulation voltage (V) | 690 |
| Rated impact withstand voltage (KV) | 6 |
| Rated making capacity | 10le |
| Rated breaking capacity | 8le |
| Poles | 3 |
| Auxiliary contact | NO/NC |
| Short-time withstand current(A) | 10S | 256 |
| Rated working current(A) | 380V | AC-3 | 32 |
| AC-4 | 12 |
| 660V | AC-3 | 21 |
| AC-4 | 7.5 |
AC-3 capacity of phase 3
squirrel-cage motor (AC-3) KW | 220V | 7.5 |
| 380V | 15 |
| 660V | 18.5 |
| Operation frequency (times/h) | Electrical life | AC-3 | 600 |
| AC-4 | 300 |
| Mechanical life | 3600 |
| Electrical life (10000/times) | AC-3 | 80 |
| AC-4 | 20 |
| Mechanical life (10000/times) | 800 |
| Equipped fuse type | RT16-50 |
| Rated control supply voltage Us(V) | 50/60Hz | 12~480 |
| Operation range | Pull-in | (85%~110%)Us +40℃ |
| Releasing | (20%~75%)Us -5℃ |
| Ac coil average power(VA) | Start | 110 |
| Keeping | 11 |
| Power efficiency class | class 3 |
| Thermal loss(W) | 3~4 |
| Actuation time(ms) | Close | 12~25 |
| Break | 5~20 |
| Main circuit wiring | flexible wire without cold
pressing terminal (㎟) | 1 stick | 2.5～10 |
| 2 sticks | 2.5～10 |
flexible wire with cold
pressing terminal (㎟) | 1 stick | 1～10 |
| 2 sticks | 1.5～6 |
| Hard wire (㎟) | 1 stick | 1.5～10 |
| 2 sticks | 2.5～10 |
| Fastening screw size | | M4 |
| Tightening fastening torque (N.m) | | 1.2 |
| Control loop wiring | flexible wire without cold
pressing terminal (㎟) | 1 stick | 1～4 |
| 2 sticks | 1～4 |
flexible wire with cold
pressing terminal (㎟) | 1 stick | 1～4 |
| 2 sticks | 1～2.5 |
| Hard wire (㎟) | 1 stick | 1～4 |
| 2 sticks | 1～4 |
| Fastening screw size | | M3.5 |
| Tightening fastening torque (N.m) | | 0.8
|
Installation dimension:
| A max | B max | C max | a | b | ∅ |
| 57 | 86 | 100 | 40 | 48 | 4.5 |
Product Tags:
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Low Voltage SC32 AC Coil Contactor 3P 50A 690V 1NO Or 1NC Electric Contactor Switch Images
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