宽度：22.5、45、90 mm
极数：1 极
负载电压可达：AC 480 V
负载电流可达：50 A
辅助电压：DC 24 V... more
参数
| Widths: | 22,5, 45, 90 mm |
| Number of poles: | 1-pole |
| Load voltage up to: | AC 480 V |
| Load current up to: | 50 A |
| Auxiliary voltage: | DC 24 V |
| Temperature monitoring: | Yes |
| Analog Input Control: | 4 - 20 mA |
| Approvals: | UL |
| Type: | BF 9250/0_2 |
优势
特征
- According to IEC/EN 60947-4-2, IEC/EN 60947-4-3
- Analogue controller for accurate process temperature control
- Burst firing control of heaters
- Control input optional with DC 0 ... 10 V, DC 4 ... 20 mA, 0 ... 10 kΩ
- Reverse action operation possible
- Rated operational voltage range up to 480 V
- Rated operational current is up to AC 50 A
- Zero cross switching
- Protected by varistors
- Temperature protection of the power semiconductors
- LED indications for supply, output status and alarm status
- Alarm indication on mains synchronisation failure
- Alarm indication on control input failure
- Alarm indication on over temperature of power semiconductors
- DIN-rail mountable
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BF 9250/0_2 to 10 A: Width 22.5 mm
BF 9250/0_2 to 25 A: Width 45 mm
BF 9250/0_2 to 50 A: Width 90 mm