AF38ZB-30-00RT-21

Name: AF38ZB-30-00RT-21
Brand: ABB
SKU: AF38ZB-30-00RT-21

The ABB AF38ZB-30-00RT-21 is a 3-pole contactor for railway applications, operating on 24-60V DC. It features ring-tongue terminals, built-in surge protection, and meets IEC and EN standards for fire and smoke safety.

Product ModelAF38ZB-30-00RT-21

Material Number1SBL296060R2100

Product ID74973

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Compliance with Railway StandardsThe ABB AF38ZB-30-00RT-21 complies with the latest railway rolling stock standards, ensuring it can be installed in passengers or driver cabins for trains frequently operating tunnels or undergrounds.
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2. Wide Voltage RangeThis contactor operates on a wide voltage range of 24-60V DC and 20-60V AC, making it versatile for various applications.
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3. Built-in Surge ProtectionThe AF38ZB-30-00RT-21 features built-in surge protection, which enhances its reliability and durability by safeguarding against voltage fluctuations.
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4. Fire and Smoke SafetyThe contactor meets European standard EN 45545-2 (HL2, HL3 hazard levels) for fire and smoke behavior, ensuring high safety standards in railway environments.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Product Net Width

45 mm

Product Net Depth / Length

86 mm

Product Net Height

86 mm

Product Net Weight

0.36 kg

Number of Main Contacts NO

Number of Main Contacts NC

5. Compact DesignDesigned for compact installations, the AF38ZB-30-00RT-21 requires less width (about 15% less) when mounted side-by-side, making it ideal for space-constrained applications.

Number of Auxiliary Contacts NO

Number of Auxiliary Contacts NC

Standards

IEC/EN 60947-1, IEC/EN 60947-4-1, UL 60947-4-1, CSA C22.2 No. 60947-4-1, IEC 60077-1 (applicable parts), IEC 60077-2 (applicable parts), EN 50155 (applicable parts), TR CU 001/2011, IEC 61373, For compliance confirmation on applicable parts based on your application and combination, please consult your ABB sales representatives.

Rated Operational Voltage

Main Circuit 690 V

Rated Frequency (f)

Control Circuit 50 / 60 Hz Main Circuit 50 / 60 Hz

Conventional Free-air Thermal Current (Ith)

acc. to IEC 60947-4-1, Open Contactors Î = 40 Â°C 50 A

Rated Operational Current AC-1 (Ie)

(690 V) 40 Â°C 50 A (690 V) 60 Â°C 42 A (690 V) 70 Â°C 37 A

Rated Operational Current AC-3 (Ie)

(415 V) 60 Â°C 38 A (440 V) 60 Â°C 38 A (500 V) 60 Â°C 33 A (690 V) 60 Â°C 24 A (380 / 400 V) 60 Â°C 38 A (220 / 230 / 240 V) 60 Â°C 40 A

Rated Operational Current AC-3e (Ie)

(415 V) 60 Â°C 38 A (440 V) 60 Â°C 38 A (500 V) 60 Â°C 33 A (690 V) 60 Â°C 24 A (380 / 400 V) 60 Â°C 38 A (220 / 230 / 240 V) 60 Â°C 40 A

Rated Operational Power AC-3 (Pe)

(415 V) 18.5 kW (440 V) 22 kW (500 V) 22 kW (690 V) 22 kW (380 / 400 V) 18.5 kW (220 / 230 / 240 V) 11 kW

Rated Operational Power AC-3e (Pe)

(415 V) 18.5 kW (440 V) 22 kW (500 V) 22 kW (690 V) 22 kW (380 / 400 V) 18.5 kW (220 / 230 / 240 V) 11 kW

Rated Short-time Withstand Current Low Voltage (Icw)

at 40 Â°C Ambient Temp, in Free Air, from a Cold State 10 s 350 A at 40 Â°C Ambient Temp, in Free Air, from a Cold State 15 min 50 A at 40 Â°C Ambient Temp, in Free Air, from a Cold State 1 min 150 A at 40 Â°C Ambient Temp, in Free Air, from a Cold State 1 s 700 A at 40 Â°C Ambient Temp, in Free Air, from a Cold State 30 s 225 A

Maximum Breaking Capacity

cos phi=0.45 (cos phi=0.35 for Ie > 100 A) at 440 V 500 A cos phi=0.45 (cos phi=0.35 for Ie > 100 A) at 690 V 200 A

Maximum Electrical Switching Frequency

(AC-1) 600 cycles per hour (AC-2 / AC-4) 150 cycles per hour (AC-3) 1200 cycles per hour

Rated Operational Current DC-1 (Ie)

(110 V) 2 Poles in Series, 40 Â°C 50 A (110 V) 2 Poles in Series, 60 Â°C 42 A (110 V) 2 Poles in Series, 70 Â°C 37 A (110 V) 3 Poles in Series, 40 Â°C 50 A (110 V) 3 Poles in Series, 60 Â°C 42 A (110 V) 3 Poles in Series, 70 Â°C 37 A (220 V) 3 Poles in Series, 40 Â°C 50 A (220 V) 3 Poles in Series, 60 Â°C 42 A (220 V) 3 Poles in Series, 70 Â°C 37 A (72 V) 1-Pole, 40 Â°C 50 A (72 V) 1-Pole, 60 Â°C 42 A (72 V) 1-Pole, 70 Â°C 37 A (72 V) 2 Poles in Series, 40 Â°C 50 A (72 V) 2 Poles in Series, 60 Â°C 42 A (72 V) 2 Poles in Series, 70 Â°C 37 A (72 V) 3 Poles in Series, 40 Â°C 50 A (72 V) 3 Poles in Series, 60 Â°C 42 A (72 V) 3 Poles in Series, 70 Â°C 37 A

Rated Operational Current DC-3 (Ie)

Rated Operational Current DC-5 (Ie)

(110 V) 2 Poles in Series, 40 Â°C 50 A (110 V) 2 Poles in Series, 60 Â°C 42 A (110 V) 2 Poles in Series, 70 Â°C 37 A (110 V) 3 Poles in Series, 40 Â°C 50 A (110 V) 3 Poles in Series, 60 Â°C 42 A (110 V) 3 Poles in Series, 70 Â°C 37 A (220 V) 3 Poles in Series, 40 Â°C 25 A (220 V) 3 Poles in Series, 60 Â°C 25 A (220 V) 3 Poles in Series, 70 Â°C 25 A (72 V) 1-Pole, 40 Â°C 25 A (72 V) 1-Pole, 60 Â°C 25 A (72 V) 1-Pole, 70 Â°C 25 A (72 V) 2 Poles in Series, 40 Â°C 50 A (72 V) 2 Poles in Series, 60 Â°C 42 A (72 V) 2 Poles in Series, 70 Â°C 37 A (72 V) 3 Poles in Series, 40 Â°C 50 A (72 V) 3 Poles in Series, 60 Â°C 42 A (72 V) 3 Poles in Series, 70 Â°C 37 A

Rated Insulation Voltage (Ui)

acc. to IEC 60947-4-1 690 V acc. to UL/CSA 600 V

Rated Impulse Withstand Voltage (Uimp)

6 kV

Maximum Mechanical Switching Frequency

3600 cycles per hour

Rated Control Circuit Voltage (Uc)

50 Hz 24 ... 60 V 60 Hz 24 ... 60 V DC Operation 20 ... 60 V

Operate Time

Between Coil De-energization and NC Contact Closing 13 ... 98 ms Between Coil De-energization and NO Contact Opening 11 ... 95 ms Between Coil Energization and NC Contact Opening 38 ... 90 ms Between Coil Energization and NO Contact Closing 40 ... 95 ms

Mounting on DIN Rail

TH35-15 (35 x 15 mm Mounting Rail) acc. to IEC 60715 TH35-7.5 (35 x 7.5 mm Mounting Rail) acc. to IEC 60715

Mounting by Screws (not supplied)

2 x M4 screws placed diagonally

Degree of Protection

acc. to IEC 60529, IEC 60947-1, EN 60529 Coil Terminals IP10 acc. to IEC 60529, IEC 60947-1, EN 60529 Main Terminals IP10

Terminal Type

Ring-Tongue Terminals

Maximum Operating Voltage UL/CSA

Main Circuit 600 V

General Use Rating UL/CSA

(600 V AC) 50 A

Horsepower Rating UL/CSA

(120 V AC) Single Phase 2 hp (200 ... 208 V AC) Three Phase 10 hp (220 ... 240 V AC) Three Phase 10 hp (240 V AC) Single Phase 5 hp (440 ... 480 V AC) Three Phase 20 hp (550 ... 600 V AC) Three Phase 25 hp

Tightening Torque UL/CSA

Control Circuit 11 inÂ·lb Main Circuit 22 inÂ·lb

Ambient Air Temperature

Close to Contactor Fitted with Thermal O/L Relay -25 ... 60 Â°C Close to Contactor without Thermal O/L Relay -40 ... 70 Â°C Close to Contactor for Storage -60 ... +80 Â°C

Climatic Withstand

Category B according to IEC 60947-1 Annex Q

Maximum Operating Altitude Permissible

Without Derating 3000 m

Shock and Vibration Withstand acc. to IEC 61373

Category 1, Class B

Object Classification Code

ETIM 7

EC000066 - Power contactor, AC switching

ETIM 8

EC000066 - Power contactor, AC switching

ETIM 9

EC000066 - Power contactor, AC switching

eClass

V11.0 : 27371003

UNSPSC

39121529

IDEA Granular Category Code (IGCC)

4758 >> Iec Contactors

Manufacturer ID

1SBL296060R2100