Electronic circuit breaker - PTCB E1 24DC/1-3A NO
2909909

1-channel, electronic circuit breaker for protecting loads at 24 V DC against overload and short circuit. Easy potential distribution with components from the CLIPLINE complete terminal block system. With electronic interlock of the set nominal currents. For installation on DIN rails.


Product Details




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

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

No. of channels 1
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 (Rated current output)
Rated current IN 1 / 2 / 3 A DC (adjustable)
Rated current (pre-adjusted) 3 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)
< 0.9 W (Nominal operation)
Module initialization time 1 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)
3 A (Channel current at 60°C)
3 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
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 ≥ 27.5 V DC (active)
≤ 27 V DC (inactive)
Max. capacitive load 20000 µF (Depending on the current setting and the short-circuit current available)
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

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 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
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 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
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 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

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)

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

Color traffic grey A RAL 7042
Material PBT (Housing)
PBT (Pusher)
Flammability rating according to UL 94 V-0

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 (above mean sea level))
≤ 4000 m up to 46 °C (amsl (above mean sea level))
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)

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/specifications EN 61000-6-2
Standards/specifications EN 61000-6-3
Standards/specifications EN 60068-2-78
Standards/specifications EN 50178
Standards/specifications EN 60068-2-6
Standards/specifications EN 60068-2-27
Standards/specifications EN 60068-2-30
Standards/specifications EN 61373
Standards/specifications EN 45545-2

Mounting type DIN rail: 35 mm

Item number 2909909
Packing unit 1 pc
Minimum order quantity 1 pc
Sales Key C32
Product Key CLA135
Catalog Page Page 380 (C-4-2019)
GTIN 4055626408767
Weight per Piece (including packing) 44.3 g
Weight per Piece (excluding packing) 27.58 g
Customs tariff number 85363010
Country of origin DE


ECLASS

ECLASS-9.0 27141116
ECLASS-10.0.1 27140401
ECLASS-11.0 27140401

ETIM

ETIM 8.0 EC003538

UNSPSC

UNSPSC 21.0

UL Recognized

Approval ID: FILE E 317172

DNV GL

Approval ID: TAE00003UT
Approval Specification Data
Nominal Voltage UN Nominal Current IN Cross Section AWG Cross Section mm2

UL Listed

Approval ID: FILE E 123528

cUL Listed

Approval ID: FILE E 123528

UL Recognized

Approval ID: FILE E 324415

cUL Listed

Approval ID: FILE E 483407

UL Listed

Approval ID: FILE E 483407

cULus Listed

cULus Listed


REACh SVHC Lead 7439-92-1
China RoHS Environmentally Friendly Use Period = 50 years
For information on hazardous substances, refer to the manufacturer’s declaration available under “Downloads”

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Your advantages

Simple application setup due to bridging option to CLIPLINE complete terminal block system
More space in the control cabinet: narrowest protection on just 6 mm width
Flexible use and reduction of inventory due to adjustable amp values on each device for wide range of applications
Individual setup for suitable protection, exactly according to your requirements
Optimum protection for cables and sensors as well as NEC Class 2 circuits by means of an additional internal output fuse