宽度：90 、112.5 mm
负载电压可达：AC 480 V
适用于三相电动机，400 V时功率可达：15 kW... more
参数
| Widths: | 90, 112,5 mm |
| Load voltage up to: | AC 480 V |
| For three-phase motors, 400 V up to: | 15 kW |
| Auxiliary voltage required: | Yes |
| Signalling output: | Yes |
| Extra functions: | Temperature monitoring |
| Type: | BL 9228 |
优势
特征
- According to IEC/EN 60947-4-2
- 2-phase motor control
- For motors up to 15 kW bei 3 AC 400 V
- Separate settings for start and brake time, as well as starting and braking torque
- No braking contactor necessary
- With automatic standstill detection
- Maintenance- and wearfree
- Auxiliary voltages AC 230 V, AC 400 V and DC 24 V
- Monitors undervoltage and phase sequence
- 3 relay outputs for indicaiton of status and fault with LED-indication
- With input to detect motor temperature
- Function test of braking circuit when actuating the On-button
-
Monitored braking current
- safe monitored start
- protection against unententional start-up
- safe disconnection of motor contactor after finished braking - BL 9228 up to 7.5 kW: 90 mm width
- BL 9228 up to 15 kW: 112.5 mm width