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PTCB E1 24DC/2A NO – 2909903 – Phoenix Contact Electronic Circuit Breaker

$ 69.00

SKU Phoenix Contact 2909903 Category

Phoenix Contact develops terminal blocks, power supplies, relays, connectors, signal conditioners, controllers & PLCs, I/O systems, Industrial Ethernet, controller system cabling, PCB terminal blocks & connectors, and surge suppression.

Commercial Data

Item number 2909903
Packing unit 1 pc
Minimum order quantity 1 pc
Product key CLA135
Catalog page Page 378 (C-4-2019)
GTIN 4055626408712
Weight per piece (including packing) 34.7 g
Weight per piece (excluding packing) 27.58 g
Customs tariff number 85363010
Country of origin DE

Notes

General
Note EN 50121-3-2: Railway applications – Electromagnetic compatibility – Part 3-2: Rolling stock – Apparatus
Connection for signal line tested in accordance with EN 61000-4-4 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

Product type Device circuit breakers
Product family PTCB
Type DIN rail module, one-piece
Number of positions 1
No. of channels 1
Insulation characteristics
Protection class III
Pollution degree 2

Electrical Properties

General
Operating voltage 18 V DC … 30 V DC
Rated voltage 24 V DC
Rated current IN 24 A DC (Total current input)
2 A DC (Rated current output)
Rated current (pre-adjusted) 2 A
Rated surge voltage 0.5 kV
Tripping method E (electronic)
Feedback resistance max. 35 V DC
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 V DC (Load circuit)
Fuse electronic
Efficiency > 99 %
Closed circuit current I0 typ. 12 mA
Power dissipation typ. 0.3 W (No-load operation)
< 0.8 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 ± 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 25 °C with 21 % load)
14084507 h (at 40°C with 34.25% load)
2053388 h (at 60°C with 100% load)
Voltage drop 0.06 V (at 2 A)
Fail-safe element 4 A DC
Contact switching type without electrical isolation
Load circuit
Shutdown time ≤ 10 ms (for short circuit > 2.0 x IN)
1 s (1.2 … 2.0 x IN)
Undervoltage switch-off ≤ 17.8 V DC (active)
≥ 18.8 V DC (inactive)
Overvoltage switch-off ≥ 30.5 V DC (active)
≤ 29.5 V DC (inactive)
Max. capacitive load 14000 µF (Depending on the available short-circuit current)
Indicator/remote signaling
Connection name Remote indication circuit
Switching function N/O contact
Operating voltage 0 V DC … 30 V DC
Operating current 100 mA DC

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
Remote indication circuit
Connection method Push-in connection
Stripping length 10 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 … 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

Signaling

Channel LED off off (Channel switched off)
Channel LED yellow lit (Channel switched on, channel load > 80% )
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, 5 s 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)

Dimension

Width 6.2 mm
Height 105.8 mm
Depth 55.6 mm (incl. DIN rail 7.5 mm)

Material Specifications

Color gray (RAL 7042)
Material PBT
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 ≤ 3000 m up to 52 °C (amsl)
≤ 4000 m up to 46 °C (amsl)
Humidity test 96 h, 95 % RH, 40 °C
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)
5 Hz … 100 Hz (Resonance search 4g; resonance frequency 4g; 90 min in 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
Corrosive gas test
Identification ISA S71.04.2013 G3 Harsh Group A
Shipbuilding data
Temperature D
Humidity B
Vibration B
EMC B
Enclosure A

Standards And Regulations

Standards/specifications EN 61000-6-2
Note EMC – Immunity for industrial areas
Standards/specifications EN 61000-6-3
Note EMC – Emission for residential, business and commercial properties and small operations
Standards/specifications EN 60068-2-78
Note Environmental influences – Moisture and heat, constant
Standards/specifications EN 50178
Note Equipping power installations with electronic equipment
Standards/specifications EN 60068-2-6
Note Environmental influences – Vibrations (sinusoidal)
Standards/specifications EN 60068-2-27
Note Environmental influences – Shocks
Standards/specifications EN 60068-2-30
Note Environmental influences – Part 2–30: Tests – Test Db: Damp heat, cyclical
Standards/specifications EN 61373
Note Railway applications – Rolling stock equipment – Shock and vibration tests
Standards/specifications EN 45545-2
Note Railway applications – Fire protection on railway vehicles – Part 2: Requirements for fire behavior of materials and components

Mounting

Mounting type DIN rail: 35 mm

Additional information

Weight 0.0347 kg
Dimensions 5.56 × 0.62 × 10.58 cm

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