Contact for Pricing
Overview
- 25A rated operational current at 600V AC (≤40°C)
- Compact design with 15% width reduction for side-by-side mounting
- Electronic coil interface supports 48V–130V DC and 50/60Hz AC control voltages
- 68% less coil energy consumption vs. conventional relays
- Meets IEC 60947-4-1, IEC 60947-5-1, IEC 60077-1/-2, EN 50155, and EN 45545-2 (HL2/HL3)
Specifications
Application | Mainly used for controlling 3-phase motors and generally for controlling power circuits up to 690 V AC and 220 V DC. The contactors can also be used for many other applications such as bypass, capacitor switching, lighting, DC power circuits. |
Frequency | 50/60 Hz |
Mounting Type | Side-by-side |
Rated Control Circuit Voltage | 50 Hz /60 Hz DC Operation 48 ... 130 V |
Series | NFZB |
Size | 82x110x108mm |
Special Features | NFZB contactor relays comply with the latest railway rolling stock standards and allow installation in passengers or driver cabins for trains frequently operating tunnels or undergrounds. They are used for switching auxiliary and control circuits. Improve the compactness of the installations thanks to reduced dimension and side-by-side mounting requiring less 15% width (without spacing) from -40 °C up to +70 °C. Meet all main rollling stocks standards: IEC 60947-4-1, IEC 60947-5-1, IEC 60077-1/-2 and applicable parts of EN 50155 standards, shocks and vibration withstand conforming to IEC 61373 cat. 1, class B. Reach the highest levels in fire and smoke behaviour with compliance to European standard EN 45545-2 (HL2, HL3 hazard levels) in group mounting. Reduce train energy with lighter devices and requiring 68% less coil energy consumption in operation. Electronic coil interface handling large DC voltage fluctuation voltage, including several Uc DC control voltages used for battery supply and accepting sinusoïdal AC 50/60 Hz control supplies included inside Ucmin.... Ucmax voltage range. Max permitted AC 50/60 Hz control voltage must not be exceeded (see technical data). Wide range of auxiliary contact blocks for front and side mounting. |
Standard | RoHs, CSA, cUL, CE, GOST |
Terminal Type | Screw Terminals |
Type | Contactors |
Package Dimensions (L x W x H) | 4.449 IN x 3.425 IN x 1.85 IN |
Package Dimensions (L x W x H) | 11.3005 cm x 8.6995 cm x 4.699 cm |
Package Weight (Imperial) | 0.860 L |
Package Weight (Metric) | 0.390 kg |
Frequently Asked Questions
Does the NFZB44E-22 meet railway shock and vibration standards?
Yes, it conforms to IEC 61373 category 1, class B for shocks and vibrations.
What is the rated operational current of the NFZB44E-22?
The rated operational current is 25A at ≤40°C for general use at 600V AC.
What is the temperature range for the NFZB44E-22?
The relay operates reliably from -40°C to +70°C.
Can the NFZB44E-22 be mounted side-by-side without spacing?
Yes, side-by-side mounting reduces installation width by up to 15% without spacing.
What control voltages does the NFZB44E-22 support?
The relay supports DC control voltages from 48V to 130V and sinusoidal AC 50/60Hz supplies within the Ucmin to Ucmax range.
How much energy does the NFZB44E-22 save compared to conventional relays?
The NFZB44E-22 requires 68% less coil energy consumption during operation.
What fire safety standards does the NFZB44E-22 meet?
It complies with EN 45545-2 fire and smoke behavior standards (HL2, HL3 hazard levels) in group mounting.
What auxiliary contact blocks are compatible with the NFZB44E-22?
The relay supports a wide range of auxiliary contact blocks for front and side mounting.
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