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B&R 8B0W0045H000.000-1
8B0W external braking resistors can be used to dissipate braking energy with B&R drive systems.Compact designHigh peak load capacityIntrinsically safeIP20 protectionOptimally suited for B&R drive syst…
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Description
8B0W external braking resistors can be used to dissipate braking energy with B&R drive systems.Compact designHigh peak load capacityIntrinsically safeIP20 protectionOptimally suited for B&R drive systems
Braking resistor, 450 W, 50 R, IP20, terminals
Specification
| RoHS-compliant |
Yes |
|---|---|
| Cooling and mounting type |
Wall mounting |
| CE |
Yes |
| UKCA |
Yes |
| CRA (Cyber Resilience Act) |
Not applicable |
| UL |
UL E208678 |
| KC |
Yes |
| With wire end sleeve |
1.5 to 10 mm² |
| UL/C-UL-US |
24 to 6 AWG |
| CSA |
22 to 6 AWG |
| Standing horizontally |
IP20 |
| Hanging vertically |
1.517 K/W |
| Reduction of continuous power depending on ambient temperature |
7.5 W/K (starting at 40°C) |
| Ohmic resistance |
50 Ω ±10% |
| Max. operating voltage |
850 VDC |
| Insulation voltage type test |
4,000 VAC |
| Intrinsically safe |
Yes (for operating voltages ≥500 VDC) |
| RB1, RB2 |
Terminals with tension spring technology |
| PE |
M5 threaded bolt |
| Shield connection |
Yes, on the connection box via high-strength cable gland |
| Terminal cable outer cross section dimension of attachment cable |
9 to 16.6 mm |
| Thermal capacity |
30.88 Ws/K |
| Max. permissible overtemperature |
683°C |
| Connection box, bottom |
IP21 |
| Connection box, top |
– |
| Operation |
5 to 95% |
| Width |
124 mm |
| Height |
121 mm |
| Depth |
403 mm |
| Weight |
2.4 kg |
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