Industrial Automation
CB TM2 4A SFB P - Thermomagnetic device circuit breaker


Notes | General: When mounted in rows, the nominal device current can be limited to just 80% or must be overdimensioned accordingly. |
Product properties | Type: Male Product type: Thermomagnetic device circuit breakers Product family: CBÃTM Number of positions: 2 No. of channels: 1 Insulation characteristics Degree of pollution: 2 |
Electrical properties | No. of channels: 1 Fuse type: Automatic device General Rated voltage: 80 VÃDC (IEC 60934) 80 VÃDC (UL 1077) 80 VÃDC (UL 508 - with plug-in base) Rated insulation voltage Ui: 277 VÃAC (UL 1077) 250 VÃAC (IEC 60934) Rated current IN: 4 A (IEC 60934) inductive load according to UL 1077 4 AÃDC (low-induction load according to UL 1077) 4 AÃDC (inductive load according to UL 508 - with plug-in base) 4 AÃDC (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 Mé (500 V DC) Auxiliary circuit: 277 VÃACÃ/Ã0.5 AÃ(Low-induction) 277 VÃACÃ/Ã1 AÃ(Low-induction, maximum of 2000 cycles) 50 VÃDCÃ/Ã1 AÃ(Low-induction) Type of actuation: S type Tripping method: TM (thermomagnetic) Tripping level: Trip-free mechanism (positive) Device resistance: 90 mé Required backup fuse: ââ°¥ 16 A (I > Icn) Rated short-circuit switching capacity Icn: 600 A (80 V DC) Short-circuit switching capacity: 1000 A AC (277ÃVÃAC) 1000 AÃDC (50 V DC) Dielectric strength: 3000 VÃAC (Actuation area) 1500 VÃAC (Main to auxiliary circuit) 1500 VÃAC (Open main circuit) 1000 VÃAC (Open auxiliary circuit) 1500 VÃAC (Position to position) Switching cycles, max.: 6000 (240ÃVÃAC / 1ÃxÃIn) 3000 (80 V DC/1 x In) Fuse: SFB 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 |
Dimensions | Dimensional drawing: https://dam-mdc.phoenixcontact.com/rendition/156443151564/5a95d2793fda0c4fa8da47431604e676/-S204x204-FJPG Width: 24.6 mm Height: 45 mm Depth: 52 mm |
Material specifications | Flammability rating according to UL 94: V-0 Insulating material group: II |
Mechanical properties | Mechanical data Open side panel: No |
Environmental and real-life conditions | 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) |
Approvals | UL approval Identification: UL Listed ULÃ508 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: ENÃ60934 |
Mounting | Mounting type: on base element Connection method: pluggable |
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