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Overview
- 3-pole contactor for railway rolling stock applications
- Rated operational current 50A (AC-1, ≤40°C) and 50A (600V AC general use)
- Complies with EN 50155, IEC 60947, IEC 60077, IEC 61373, EN 45545-2
- Operates from -40°C to +70°C with electronic coil interface
- Compact design with side-by-side mounting capability
- EN 45545-2 fire and smoke behavior (HL2, HL3 hazard levels)
- Electronic coil interface for DC voltage fluctuations (e.g., 20-60V DC, 24-60V DC)
- 68% less coil energy consumption for reduced train energy usage
- IEC 61373 cat. 1, class B shock and vibration withstand
- Wide range of auxiliary contact blocks for front and side mounting
Specifications
Current Rating | 50 A |
Frequency | 50/60 Hz |
Mounting Type | Side-by-side |
Mounting Type | Side-by-side mounting |
Poles | 3-pole |
Rated Control Circuit Voltage | 50 Hz /60 Hz 24 ... 60 V / DC Operation 20 ... 60 V |
Series | AF38ZB |
Special Features | AF38ZB..RT 3-pole contactors 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 mainly used for controlling 3-phase motors and power circuits up to 690 V AC and 220 V DC. 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. |
Terminal Type | Ring-Tongue Terminals |
Voltage Rating | 690 V AC, 220 V DC |
Package Dimensions (L x W x H) | 3.425 IN x 3.425 IN x 1.85 IN |
Package Dimensions (L x W x H) | 8.6995 cm x 8.6995 cm x 4.699 cm |
Package Weight (Imperial) | 1.000 L |
Package Weight (Metric) | 0.454 kg |
Frequently Asked Questions
What is the rated operational voltage for the main circuit?
The rated operational voltage for the main circuit is 690V.
What are the DC operating voltage limits?
The device supports DC operation from 24V to 250V.
What is the maximum operating altitude for this contactor?
The maximum operating altitude permitted is 2000m.
What is the ambient air temperature range for storage?
The ambient air temperature for storage should be between -40°C and 70°C.
What are the temperature limits when fitted with a thermal overload relay?
When fitted with a thermal overload relay, the ambient air temperature should be between -25°C and 55°C.
What is the rated frequency for the main circuit?
The rated frequency for the main circuit is 50/60 Hz.
What is the maximum electrical switching frequency for AC-15?
The maximum electrical switching frequency for AC-15 is 3600 cycles per hour.
What is the rated insulation voltage according to IEC 60947 and VDE 0110 Gr. C?
The rated insulation voltage is 6000V.
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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