ABB NFZB22EK-22: Reliable 48-130V AC/DC contactor relay for railway rolling stock, featuring push-in spring terminals and compliance with IEC 60947-4-1 and EN 50155 standards.
Product ModelNFZB22EK-22
Material Number1SBH136063R2222
Product ID87944
Stock on Request
Last updated: 8/29/2026
Key Features
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1. Compliance with Railway StandardsThe NFZB22EK-22 complies with the latest railway rolling stock standards, ensuring it meets the stringent requirements for installation in passengers or driver cabins, particularly for trains operating in tunnels or undergrounds.
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2. Wide Voltage RangeThis contactor relay operates at a wide voltage range of 48-130V AC/DC, making it versatile for various applications within the railway industry.
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3. Efficient SwitchingDesigned for efficient switching of auxiliary and control circuits, the NFZB22EK-22 reduces energy consumption by requiring 68% less coil energy compared to traditional devices.
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4. Reliable Terminal TypeEquipped with push-in spring terminals, this relay ensures easy and reliable wiring, reducing the risk of electrical faults and improving overall system reliability.
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
110.5 mm
Product Net Height
92.3 mm
Product Net Weight
0.315 kg
Number of Auxiliary Contacts NO
2
Number of Auxiliary Contacts NC
2
5
5. Enhanced Safety FeaturesThe NFZB22EK-22 meets fire and smoke behavior compliance to European standard EN 45545-2 (HL2, HL3 hazard levels) and withstands shocks and vibrations conforming to IEC 61373 category 1, class B, ensuring enhanced safety in critical applications.
Standards
IEC/EN 60947-1, IEC/EN 60947-5-1, UL 60947-5-1, CSA C22.2 No. 60947-5-1, 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
Auxiliary Circuit 690 V Main Circuit 690 V
Rated Frequency (f)
Auxiliary Circuit 50 / 60 Hz Control Circuit 50 / 60 Hz Main Circuit 50 / 60 Hz
Conventional Free-air Thermal Current (Ith)
acc. to IEC 60947-5-1, Π= 40 °C 16 A
Rated Operational Current AC-15 (Ie)
(500 V) 2 A (690 V) 2 A (24 / 127 V) 6 A (220 / 240 V) 4 A (400 / 440 V) 3 A
Rated Short-time Withstand Current Low Voltage (Icw)
for 0.1 s 140 A for 1 s 100 A
Maximum Electrical Switching Frequency
(AC-15) 1200 cycles per hour (DC-13) 900 cycles per hour
Rated Operational Current DC-13 (Ie)
(24 V) 6 A / 144 W (48 V) 2.8 A / 134 W (72 V) 1 A / 72 W (110 V) 0.55 A / 60 W (125 V) 0.55 A / 69 W (220 V) 0.27 A / 60 W (250 V) 0.27 A / 68 W (400 V) 0.15 A / 60 W (500 V) 0.13 A / 65 W (600 V) 0.1 A / 60 W
Rated Insulation Voltage (Ui)
acc. to IEC 60947-5-1 690 V acc. to UL/CSA 600 V
Rated Impulse Withstand Voltage (Uimp)
6 kV
Maximum Mechanical Switching Frequency
6000 cycles per hour
Rated Control Circuit Voltage (Uc)
50 Hz 48 ... 130 V 60 Hz 48 ... 130 V DC Operation 48 ... 130 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
acc. to IEC 60529, IEC 60947-1, EN 60529 Auxiliary Terminals IP20 acc. to IEC 60529, IEC 60947-1, EN 60529 Coil Terminals IP20
Terminal Type
Push-in Spring Terminals
Connecting Capacity Auxiliary Circuit UL/CSA
Rigid Solid 1/2x 18-14 AWG
Connecting Capacity Control Circuit UL/CSA
Rigid Solid 1/2x 18-14 AWG
Ambient Air Temperature
Close to Contactor for Storage -60 ... +80 °C Near Contactor for Operation in Free Air -40 ... 70 °C Near Contactor for Operation in Free Air (0.85 ... 1.1 Uc) -40 ... +60 °C Near Contactor for Operation in Free Air (Uc) -40 ... 70 °C
Climatic Withstand
Category B according to IEC 60947-1 Annex Q
Maximum Operating Altitude Permissible
Without Derating 3000 m
Resistance to Vibrations
4g Closed Position & 2g Open position 5 ... 300 Hz
Object Classification Code
K
ETIM 7
EC000196 - Contactor relay
ETIM 8
EC000196 - Contactor relay
ETIM 9
EC000196 - Contactor relay
eClass
V11.0 : 27371001
UNSPSC
39121500
Manufacturer ID
1SBH136063R2222
ABB NFZB22EK-22 | 48-130V 50/60Hz DC Contactor Relay for Railway Rolling Stock | INDSLT
