Official DistributorSKU
MPN
CB TM1 4A F1 P
Weight
0.046 kg
Series CB-TM
CB TM1 4A F1 P - Thermomagnetic device circuit breaker
Thermomagnetic device circuit breaker, 1-pos., tripping characteristic F1 (fast-blow), 1 changeover contact, plug for base element.
- Individually adjustable with protective plugs
- Fast tripping in the event of an error with the aid of the F1 characteristic curve
- Protective plug with fixed nominal current value as protection against unintentional changes
- Increased safety with electrical isolation in the event of errors
Technical Specifications
Notes
| General | When mounted in rows, the nominal device current can be limited to just 80% or must be overdimensioned accordingly. |
Product properties
| Product family | CB TM |
| Type | Male |
| Number of Positions | 1 |
| No. of channels | 1 |
Insulation characteristics
| Degree of pollution | 2 |
Electrical properties
| Fuse type | Automatic device |
General
| Rated voltage | 50 V DC (IEC 60934) |
| Rated voltage | 50 V DC (UL 1077) |
| Rated voltage | 50 V DC (UL 508 - with plug-in base) |
| Rated insulation voltage Ui | 277 V AC (UL 1077) |
| Rated insulation voltage Ui | 250 V AC (IEC 60934) |
| Rated current IN | 4 A (IEC 60934) |
| Rated current IN | inductive load according to UL 1077 |
| Rated current IN | 4 A DC (low-induction load according to UL 1077) |
| Rated current IN | 4 A DC (inductive load according to UL 508 - with plug-in base) |
| Rated current IN | 4 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) |
| Auxiliary circuit | 277 V AC / 1 A (Low-induction, maximum of 2000 cycles) |
| Auxiliary circuit | 50 V DC / 1 A (Low-induction) |
| Type of actuation | S type |
| Tripping method | TM (thermomagnetic) |
| Tripping level | Trip-free mechanism (positive) |
| Device resistance | 90 mΩ |
| Switch-on delay | typ. 2 ms |
| Required backup fuse | 16 A (I > Icn) |
| Rated short-circuit switching capacity Icn | 600 A (50 V DC) |
| Short-circuit switching capacity | 1000 A AC (277 V AC) |
| Short-circuit switching capacity | 1000 A DC (50 V DC) |
| Dielectric strength | 3000 V AC (Actuation area) |
| Dielectric strength | 1500 V AC (Main to auxiliary circuit) |
| Dielectric strength | 1500 V AC (Open main circuit) |
| Dielectric strength | 1000 V AC (Open auxiliary circuit) |
| Switching cycles, max. | 6000 (at 1 x In) |
| Fuse | F1 (fast blow) |
| Power dissipation | 1.44 W (in nominal operation per channel) |
| Voltage drop | 0.34 V (at 1 x In) |
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 data
| Connection Method | pluggable |
| Connection Method | pluggable |
Dimensions
| 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 |
Material specifications
| Color | gray (RAL 7042) |
| Color | 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) | 15g (IEC 60068-2-27, Test Ea) |
| Vibration (Operation) | 5g (IEC 60068-2-6, Test Fc) |
UL approval
| Identification | UL Listed UL 508 |
| Identification | UL/C-UL Recognized UL 1077 |
CSA
| Identification | CSA CAN/CSA-C22.2 No. 235-04 |
Shipbuilding approval
| Identification | DNV GL |
Standards and Regulations
| Standards/specifications | EN 60934 |
Mounting
| Mounting Type | on base element |
Accessories
1212124 - Cutting tool, for separating individual jumper bars from FBS ... plug-in bridges and EB ... insertion bridges
Why Proax for Phoenix Contact 2800861?
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Additional Information
| Pack Size | 1 |
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