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Overview
- Complies with latest railway rolling stock standards (IEC 60947, EN 50155)
- Operates in extreme temperatures from -40 °C to +70 °C
- Compact design with 15% reduced width for side-by-side mounting
- Reduces train energy consumption with 68% less coil energy
- Electronic coil interface handles DC voltage fluctuations and AC/DC control
- Lightweight (0.31 kg) with 68% less coil energy consumption
- Side-by-side mounting reduces panel width by 15%
- Electronic coil interface handles DC voltage fluctuations and AC/DC control supplies
- Wide range of auxiliary contact blocks for front/side mounting
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 mounting |
Rated Control Circuit Voltage | 50 Hz /60 Hz 24 ... 60 V / DC Operation 20 ... 60 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 |
Voltage Rating | 24-60V DC/AC |
Package Dimensions (L x W x H) | 3.11 IN x 3.425 IN x 1.85 IN |
Package Dimensions (L x W x H) | 7.8994 cm x 8.6995 cm x 4.699 cm |
Package Weight (Imperial) | 0.740 L |
Package Weight (Metric) | 0.336 kg |
Frequently Asked Questions
What is the rated control circuit voltage for the NFZB22E-21?
The rated control circuit voltage for the NFZB22E-21 is 24-60V DC/AC, with a minimum to maximum range of 20-60V.
What temperature range can the NFZB22E-21 operate in?
The NFZB22E-21 can operate in extreme temperatures ranging from -40 °C to +70 °C.
Does the NFZB22E-21 meet railway standards for shock and vibration?
Yes, the NFZB22E-21 meets shock and vibration withstand requirements conforming to IEC 61373 cat. 1, class B.
What are the fire and smoke behavior compliance levels for this relay?
The NFZB22E-21 meets European standard EN 45545-2 for fire and smoke behavior at HL2 and HL3 hazard levels in group mounting.
How does the NFZB22E-21 contribute to energy savings?
The NFZB22E-21 requires 68% less coil energy consumption in operation and its lighter device weight reduces overall train energy.
Can the electronic coil interface handle voltage fluctuations?
Yes, the electronic coil interface is designed to handle large DC voltage fluctuations and accepts sinusoidal AC control supplies.
What is the weight of a single NFZB22E-21 unit?
The weight of a single NFZB22E-21 unit is 0.310 kg.
Frequently Asked Questions about ABB - Electrification
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Jokab Safety products are specifically designed for machine safety applications across multiple critical industrial sectors, including Food and Beverage, Packaging, and Material Handling industries. Their safety solutions cover a wide range of machine safeguarding needs, such as safety light guards, safety controllers, safety relays, safety edges, safety mats, and two-hand control devices that protect personnel and equipment in complex industrial automation environments.
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