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| Notes | General Note: ENÃ50121-3-2: Railway applications - Electromagnetic compatibility - Part 3-2: Rolling stock ââ¬Ã¢ Apparatus Connection for signal line tested in accordance with ENÃ61000-4-4 with 1 kV; if necessary, customer must provide appropriate protective measures Repeated hard short circuits can reduce the melting integral of the integrated backup fuse. |
| Product properties | Type: DIN rail module, one-piece Product type: Device circuit breakers Product family: PTCB Number of positions: 1 Insulation characteristics Protection class: III Pollution degree: 2 |
| Electrical properties | General Operating voltage: 18 VÃDC ... 30 VÃDC Rated voltage: 24 VÃDC Rated current IN: 24 AÃDC (Total current input) 2 AÃDC (Rated current output) Rated current (pre-adjusted): 2 A Rated surge voltage: 0.5 kV Tripping method: E (electronic) Feedback resistance: max. 35 VÃDC Required backup fuse: Only required if Imax of the power supply > the short-circuit switching capacity. Integrated failsafe element. Short-circuit switching capacity: 300 A Dielectric strength: max. 35 VÃDC (Load circuit) Fuse: electronic Efficiency: > 99 % Closed circuit current I0: typ. 8 mA Power dissipation: typ. 0.15 W (No-load operation) < 1.1 W (Nominal operation) Module initialization time: < 0.55 s Waiting time after switch off of a channel: 5 s (at overload / short circuit) Measuring tolerance I: ñ 15 % Temperature derating: 21 A (Total current at 60°C) 24 A (Total current at 50°C) 2 A (Channel current at 60°C) 2 A (Channel current at 50°C) MTBF (IEC 61709, SN 29500): 28571428 h (at 25ðC with 21Ã% load) 14492753 h (atÃ40°C with 34.25%Ãload) 2673796 h (atÃ60°C with 100%Ãload) Voltage drop: 0.07 V (at 2 A) Fail-safe element: 5 AÃDC Load circuit Shutdown time: ââ°¤ 10 ms (for short circuit > 2.0 x IN) 1 s (1.2Ã...Ã2.0 x IN) Undervoltage switch-off: ââ°¤ 17.8 VÃDC (active) ââ°¥ 18.8 VÃDC (inactive) Overvoltage switch-off: ââ°¥ 30.5 VÃDC (active) ââ°¤ 29.5 VÃDC (inactive) Max. capacitive load: 14000 õF (Depending on the current setting and the short-circuit current available) Reset Input voltage range: 7 VÃDC ... 30 VÃDC (Reset with falling edge) Current consumption: typ. 0.4 mA (at 24 V DC) Pulse length: ââ°¥ 50 ms (High) ââ°¥ 50 ms (Low) Voltage: < 5 VÃDC (Low state) > 8 VÃDC (High state) Stripping length: 8 mm Conductor cross section rigid: 0.2 mm² ... 2.5 mm² Conductor cross section AWG: 24 ... 12 Conductor cross section, flexible, with ferrule, with plastic sleeve: 0.25 mm² ... 2.5 mm² Conductor cross section flexible, with ferrule without plastic sleeve: 0.25 mm² ... 2.5 mm² Status output Output voltage: 24 VÃDC (Error) 0 VÃDC (no error) Output current: max. 0.015 A (Short-circuit-proof) Stripping length: 8 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 ... 2.5 mm² Conductor cross section flexible, with ferrule without plastic sleeve: 0.25 mm² ... 2.5 mm² |
| Connection data | Main circuit IN+ Connection method: Push-in connection Stripping length: 8 mm Conductor cross section flexible: 0.2 mm² ... 2.5 mm² Conductor cross section rigid: 0.2 mm² ... 4 mm² Conductor cross section AWG: 24 ... 12 Conductor cross section, flexible, with ferrule, with plastic sleeve: 0.2 mm² ... 2.5 mm² Conductor cross section flexible, with ferrule without plastic sleeve: 0.2 mm² ... 2.5 mm² Main circuit IN- Connection method: Push-in connection Stripping length: 8 mm Conductor cross section flexible: 0.2 mm² ... 2.5 mm² Conductor cross section rigid: 0.2 mm² ... 4 mm² Conductor cross section AWG: 24 ... 12 Conductor cross section, flexible, with ferrule, with plastic sleeve: 0.2 mm² ... 2.5 mm² Conductor cross section flexible, with ferrule without plastic sleeve: 0.2 mm² ... 2.5 mm² Main circuit OUT Connection method: Push-in connection Stripping length: 8 mm Conductor cross section flexible: 0.2 mm² ... 2.5 mm² Conductor cross section rigid: 0.2 mm² ... 4 mm² Conductor cross section AWG: 24 ... 12 Conductor cross section, flexible, with ferrule, with plastic sleeve: 0.2 mm² ... 2.5 mm² Conductor cross section flexible, with ferrule without plastic sleeve: 0.2 mm² ... 2.5 mm² |
| Signaling | Channel LED off: off (Channel switched off) Channel LED yellow: lit (Channel switched on, channel loadÃ>Ã80%Ã) flashing (Programming mode active) Channel LED green: lit (Channel switched on) Channel LED red: lit (Channel switched off, over- or undervoltage active) ON temporarily (Channel switched off, 5Ãs cool-down phase, overload or short-circuit release) flashing (Channel switched off, ready to be switched back on, overload or short-circuit release) flashing quickly (Channel switched off, external voltage at the output, possible installation error) |
| Dimensions | Dimensional drawing: https://dam-mdc.phoenixcontact.com/rendition/156443151564/91339568b73b714292afb2d2f0fc1b11/-S204x204-FJPG Width: 6.2 mm Height: 105.8 mm Depth: 55.6 mm (incl. DIN rail 7.5Ãmm) |
| Material specifications | Material: PBT Flammability rating according to UL 94: V-0 |
| Environmental and real-life conditions | Ambient conditions Degree of protection: IP20 Ambient temperature (operation): -30°C ... 60°C Ambient temperature (storage/transport): -40°C ... 70°C Altitude: ââ°¤ 3000 m up toÃ52°C (amsl) ââ°¤ 4000 m up toÃ46°C (amsl) Humidity test: 96Ãh, 95Ã%ÃRH, 40ðC Shock (operation): 30g (IEC 60068-2-27, Test Ea) Vibration (operation): 10ÃHzÃ...Ã59.6ÃHz (AmplitudeÃñ0.35Ãmm; in accordance with IEC 60068-2-6, Test Fc) 59.6ÃHzÃâ⬦Ã150ÃHz (AccelerationÃ5g; in accordance with IEC 60068-2-6, Test Fc) 5ÃHzÃâ⬦Ã100ÃHz (Resonance searchÃ4g; resonance frequencyÃ4g; 90ÃminÃin accordance with DNV GL Class B) |
| Approvals | UL approval Identification: UL/C-UL Listed UL 508 UL Recognized UL 2367 NEC Class 2 according to UL 1310 UL/C-UL Listed ANSI/UL 121201 Class I, Division 2, Groups A, B, C, D; T4 (Hazardous Location) Shipbuilding approval Identification: DNV GL DNV GL data Temperature: D Humidity: B Vibration: B EMC: B Enclosure: A |
| Standards and regulations | Standards/specifications: ENÃ61000-6-2 ENÃ61000-6-3 ENÃ60068-2-78 ENÃ50178 ENÃ60068-2-6 ENÃ60068-2-27 ENÃ60068-2-30 ENÃ61373 ENÃ45545-2 Note: EMC ââ¬Ã¢ Immunity for industrial areas EMC ââ¬Ã¢ Emission for residential, business and commercial properties and small operations Environmental influences ââ¬Ã¢ Moisture and heat, constant Equipping power installations with electronic equipment Environmental influences ââ¬Ã¢ Vibrations (sinusoidal) Environmental influences ââ¬Ã¢ Shocks Environmental influences ââ¬Ã¢ Part 2ââ¬Ã¢30: Tests ââ¬Ã¢ Test Db: Damp heat, cyclical Railway applications - Rolling stock equipment - Shock and vibration tests Railway applications - Fire protection on railway vehicles - Part 2: Requirements for fire behavior of materials and components |
| Mounting | Mounting type: DIN rail: 35 mm |
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