CB TM1 12A SFB P
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Thermal-magnetic device circuit breaker
2800844
Thermal-magnetic device circuit breaker, 1-pos., tripping characteristic SFB, 1 changeover contact, plug for base element.
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Pakolliset lisätarvikkeet
Tuotetiedot
| General | When mounted in rows, the nominal device current can be limited to just 80% or must be overdimensioned accordingly. |
| Product type | Thermomagnetic device circuit breakers |
| Product family | CB TM |
| Type | Male |
| Number of positions | 1 |
| No. of channels | 1 |
| Insulation characteristics | |
| Degree of pollution | 2 |
| Fuse type | Automatic device |
| General | |
| Rated voltage | 50 V DC (IEC 60934) |
| 50 V DC (UL 1077) | |
| 50 V DC (UL 508 - with plug-in base) | |
| Rated insulation voltage Ui | 277 V AC (UL 1077) |
| 250 V AC (IEC 60934) | |
| Rated current IN | 12 A (IEC 60934) |
| 12 A DC (low-induction load according to UL 1077) | |
| 12 A DC (low-induction load according to UL 508 - with plug-in base) | |
| Rated surge voltage | 2.5 kV (Increased insulation in actuation area) |
| Insulation resistance Riso | > 100 MΩ (500 V DC) |
| Auxiliary circuit | 277 V AC / 0.5 A (Low-induction) |
| 277 V AC / 1 A (Low-induction, maximum of 2000 cycles) | |
| 50 V DC / 1 A (Low-induction) | |
| Type of actuation | S type |
| Tripping method | TM (thermal-magnetic) |
| Tripping level | Trip-free mechanism (positive) |
| Device resistance | 11 mΩ |
| Required backup fuse | 48 A (I > Icn) |
| Rated short-circuit switching capacity Icn | 600 A (50 V DC) |
| Short-circuit switching capacity | 1000 A AC (277 V AC) |
| 1000 A DC (50 V DC) | |
| Dielectric strength | 3000 V AC (Actuation area) |
| 1500 V AC (Main to auxiliary circuit) | |
| 1500 V AC (Open main circuit) | |
| 1000 V AC (Open auxiliary circuit) | |
| Switching cycles, max. | 6000 (at 1 x In) |
| Fuse | SFB |
| Power dissipation | 2.88 W (in nominal operation per channel) |
| Voltage drop | 0.13 V (at 1 x In) |
| Contact switching type | 1 changeover contact |
| Auxiliary contact | |
| Minimum operating voltage Umin DC | 10 V |
| Maximum operating voltage Umax DC | 240 V |
| Maximum operating voltage Umax. AC | 240 V |
| Minimum operating current Imin | 10 mA |
| Max. operating current Imax | 1 A |
| Connection method | pluggable |
| Connection method | pluggable |
| Dimensional drawing |
|
| Width | 12.3 mm |
| Height | 45 mm |
| Depth | 52 mm |
| Complete module width | 12.3 mm |
| Complete module height | 90 mm |
| Complete module depth | 77.3 mm |
| Color | gray (RAL 7042) |
| black (RAL 9005) | |
| Flammability rating according to UL 94 | V-0 |
| Insulating material group | II |
| Mechanical data | |
| Open side panel | No |
| Ambient conditions | |
| Degree of protection | IP30 (Actuation area) |
| Ambient temperature (operation) | -30 °C ... 60 °C |
| Ambient temperature (storage/transport) | -40 °C ... 80 °C |
| Humidity test | 240 h, 95 % RH, 40 °C |
| Shock (operation) | 30g (IEC 60068-2-27, Test Ea) |
| Vibration (operation) | 8g (IEC 60068-2-6, Test Fc) |
| UL approval | |
| Identification | UL Listed UL 508 |
| UL/C-UL Recognized UL 1077 | |
| CSA | |
| Identification | CSA CAN/CSA-C22.2 No. 235-04 |
| Shipbuilding approval | |
| Identification | DNV GL |
| Standards/specifications | EN 60934 |
| Mounting type | on base element |
Edut
Individually adjustable with protective plugs
Fuse protection for above-average conductor lengths with the aid of the SFB characteristic curve
Protective plug with fixed nominal current value as protection against unintentional changes
Increased safety with electrical isolation in the event of errors