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PTCB E1 24DC/3A NO 2909904 PHOENIX CONTACT Electronic device circuit breaker
PTCB E1 24DC/3A NO
2909904
PHOENIX CONTACT
1 Pcs.
Electronic device circuit breaker
Electronic switch for protection of single-channel equipment to protect consumers in 24 V DC in case of overload and short circuit. Easy potential distribution with the components of the CLIPLINE complete terminal block system. With fixed rated current. For installation on DIN rails.
Automation > Device circuit breaker
Over Current Protection
Product condition, packaging, certifications and applicable manufacturer warranty terms are confirmed with the quotation.
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Phoenix Contact PTCB E1 24DC/3A NO electronic device circuit breaker provides precise electronic current monitoring and fast fault interruption in modern control systems. Solid-state circuit protection devices are essential for safeguarding automation networks, actuators, and sensitive sensors against unexpected overloads.
Pricing, availability and lead time are confirmed per enquiry through an RFQ.
- Number of poles (EF001391): 1
- Width (EF000008): 6.2 mm
- Height (EF000040): 105.8 mm
- Depth (EF000049): 55.6 mm
- Operating voltage (EF000111): 27.5 V
- Nominal current (EF000001): 24 A
- Active current limitation x IN (EF011922): 0
- Fuse type (EF011923): Electronic
- Fail safe element (EF011924): 4 A
- Switch-off time (EF011925): 0.01 ms
- Max. capacitive load (EF011926): 0.014 µF
- With remote signalling contact (EF000422): Yes
- Ambient temperature during operating (EF007515): -30 °C
More info
▲Key Commercial Data
| Orderkey | 2909904 |
|---|---|
| Packing unit | 1 pc |
| GTIN | 4055626408729 |
| Weight per Piece (excluding packing) | 27.640 g |
| Custom tariff number | 85363010 |
| Country of origin | DE (Germany) |
Ambient conditions
| Ambient temperature (operation) | -25 °C ... 60 °C |
|---|---|
| Ambient temperature (storage/transport) | -40 °C ... 70 °C |
| Humidity test | 96 h, 95% RH, 40°C |
| Altitude | ≤ 2000 m (amsl (above mean sea level)) |
| Shock (operation) | 30g (IEC 60068-2-27, Test Ea) |
| Vibration (operation) | 10 Hz ... 59.6 Hz (Amplitude ±0.35 mm; in accordance with IEC 60068-2-6, Test Fc) |
| 59.6 Hz … 150 Hz (Acceleration 5g; in accordance with IEC 60068-2-6, Test Fc) | |
| Degree of protection | IP20 |
General
| Flammability rating according to UL 94 | V-0 |
|---|---|
| Mounting type | DIN rail: 35 mm |
| Color | traffic grey A RAL 7042 |
| Number of positions | 1 |
| Protection class | III |
| Type | DIN rail module, one-piece |
Electrical data
| Fuse type | electronic |
|---|---|
| Rated surge voltage | 0.5 kV |
| Operating voltage | 18 V DC ... 27.5 V DC |
| Rated voltage | 24 V DC |
| Rated current IN | 24 A DC (Total current input) |
| 3 A DC () | |
| Measuring tolerance I | ± 15 % |
| Feedback resistance | max. 35 V DC |
| Fail-safe element | 4 A DC |
| Efficiency | > 99 % |
| Closed circuit current I0 | typ. 12 mA |
| Power dissipation | typ. 0.3 W (No-load operation) |
| < 0.9 W (Nominal operation) | |
| Module initialization time | 1 s |
| Waiting time after switch off of a channel | 5 s (at overload / short circuit) |
| Temperature derating | 21 A (Total current at 60°C) |
| 24 A (Total current at 50°C) | |
| 3 A (Channel current at 60°C) | |
| 3 A (Channel current at 50°C) | |
| Tripping method | E (electronic) |
| Required backup fuse | not required, integrated failsafe element |
| Dielectric strength | max. 35 V DC (Load circuit) |
| Voltage drop | 0.06 V (at 2 A) |
| MTBF (IEC 61709, SN 29500) | 28571428 h (at 25°C with 21% load) |
| 14084507 h (at 40°C with 34.25% load) | |
| 2053388 h (at 60°C with 100% load) | |
| Shutdown time load circuit | ≤ 10 ms (for short circuit > 2.0 x IN) |
| 1 s (1.2 ... 2.0 x IN) | |
| Undervoltage shutdown load circuit | ≤ 17.8 V DC (active) |
| ≥ 18.8 V DC (inactive) | |
| Surge voltage shutdown load circuit | ≥ 27.5 V DC (active) |
| ≤ 27 V DC (inactive) | |
| Max. capacitive load load circuit | 20000 µF (Depending on the available short-circuit current) |
Remote indication contact
| Connection name | Remote indication circuit |
|---|---|
| Switching function | N/O contact |
| Stripping length | 10 mm |
| Conductor cross section solid | 0.2 mm² ... 4 mm² |
| Conductor cross section AWG | 24 ... 14 |
| 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 |
| DC operating voltage | 0 V DC ... 30 V DC |
| DC operating current | 100 mA DC |
Connection data
| Connection name | Main circuit IN+ |
|---|---|
| Connection method | Push-in connection |
| Stripping length | 10 mm |
| Conductor cross section solid | 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 |
| Connection name | Main circuit IN- |
| Connection method | Push-in connection |
| Stripping length | 10 mm |
| Conductor cross section solid | 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 |
| Connection name | Main circuit OUT |
| Connection method | Push-in connection |
| Stripping length | 10 mm |
| Conductor cross section solid | 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 |
Standards and Regulations
| Standards/specifications | EN 61000-6-2 |
|---|---|
| EN 61000-6-3 | |
| EN 60068-2-78 | |
| EN 50178 | |
| EN 60068-2-6 | |
| EN 60068-2-27 | |
| UL 508 | |
| UL 2367 | |
| UL 1310 Class 2 Power Units |