CBB 04 2X2RC-PT
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Potential distributors
2905238
Device circuit breaker boards for four thermal-magnetic (CB TM1...) or electronic (CB E1... NO) circuit breakers with group remote signaling, central supply, connection for relay contacts, and potential distribution for up to four loads per channel.
Product details
| Product type | Device circuit breaker board |
| Type | DIN rail module, two-section, divisible |
| Number of positions | 1 |
| No. of channels | 4 |
| Insulation characteristics | |
| Protection class | III |
| Overvoltage category | II |
| Degree of pollution | 2 |
| Maximum load current | 48 A (Complete main circuit) |
| Maximum current with single arrangement | 12 A (per channel) |
| General | |
| Rated surge voltage | 0.5 kV |
| Short-circuit current rating | 600 A (conditional according to DIN EN 50178) |
| Power dissipation | 4.1 W (without circuit breaker) |
| Insertion/withdrawal cycles | 50 |
| Main circuit | |
| Rated voltage | 24 V DC |
| Rated current IN | 48 A DC (total) |
| 12 A DC (per channel) | |
| Remote indication circuit | |
| Rated voltage | 24 V DC |
| Rated current IN | 0.5 A DC |
| Maximum load current | 48 A (Complete main circuit) |
| Supply X21 | |
| Connection method | Push-in connection |
| Stripping length | 18 mm |
| Conductor cross section rigid | 0.75 mm² ... 16 mm² |
| Conductor cross section AWG | 20 ... 4 |
| Conductor cross section, flexible, with ferrule, with plastic sleeve | 0.75 mm² ... 10 mm² |
| Conductor cross section flexible, with ferrule without plastic sleeve | 0.75 mm² ... 16 mm² |
| Outputs X1 ... X4 | |
| Connection method | Push-in connection |
| Stripping length | 10 mm |
| Conductor cross section rigid | 0.2 mm² ... 4 mm² |
| Conductor cross section AWG | 24 ... 12 |
| Conductor cross section, flexible, with ferrule, with plastic sleeve | 0.25 mm² ... 1.5 mm² |
| Conductor cross section flexible, with ferrule without plastic sleeve | 0.25 mm² ... 2.5 mm² |
| Remote signaling X31 | |
| Connection method | Push-in connection |
| Stripping length | 10 mm |
| Conductor cross section rigid | 0.2 mm² ... 4 mm² |
| Conductor cross section AWG | 24 ... 12 |
| Conductor cross section, flexible, with ferrule, with plastic sleeve | 0.25 mm² ... 1.5 mm² |
| Conductor cross section flexible, with ferrule without plastic sleeve | 0.25 mm² ... 2.5 mm² |
| Dimensional drawing |
|
| Width | 108.5 mm |
| Height | 127.8 mm |
| Depth | 70.8 mm |
| Color | gray (RAL 7042) |
| Material | PA 6 |
| FR4-21 | |
| Flammability rating according to UL 94 | V0 |
| Housing material | PA 6 |
| Mechanical data | |
| Open side panel | No |
| Ambient conditions | |
| Degree of protection | IP20 (Terminal blocks and fuse holders) |
| IP00 (PCB) | |
| Ambient conditions | A, B |
| Ambient temperature (operation) | -30 °C ... 60 °C |
| Ambient temperature (storage/transport) | -30 °C ... 80 °C |
| Humidity test | 96 h, 93 % RH, 40 °C |
| Standards/specifications | DIN EN 50178 |
| Note | 1997 |
| Standards/specifications | DIN EN 61000-6-2:2005 |
| Standards/specifications | DIN EN 61000-6-3:2007+A1:2011 |
| Standards/specifications | DIN EN 60068-2-6 |
| Mounting type | DIN rail: 35 mm |
| Mounting position | horizontal |
Your advantages
Reduced installation work with a combination of slots for protective modules and potential distributors
Space savings of up to 35% thanks to compact design
The system operating state is always available at a glance with integrated group remote signaling
Up to 4 loads can be protected simultaneously with the additional terminal points