The Bender IR425-D4-2 is a versatile insulation monitoring device designed for AC and DC control circuits. It provides reliable protection against insulation faults, ensuring the safety and reliability of your electrical systems.
Product Parameters
Nominal system voltage: 0-300 V AC/DC
Supply voltage: 70-300 V AC/DC, 15-460 Hz
Response value: 1-200 kΩ
System leakage capacitance: < 20 µF
Two separate alarm relays: N.O. or N.C. operation, selectable
Preset function: Automatic setting of basic parameters
Connection monitoring system/earth
LEDs: Power On, Alarm 1, Alarm 2
Multi-functional LC display
Adjustable response delay
Product Advantages
Reliable insulation monitoring: Protects against insulation faults in AC and DC control circuits.
Flexible configuration: Two separately adjustable response values for customized protection.
Easy to use: Preset function for quick setup and multi-functional LC display for easy monitoring.
Comprehensive monitoring:Connection monitoring system/earth and self-monitoring with automatic alarm.
Compact design: Two-module enclosure for easy installation.
Precautions
Installation: Follow the manufacturer's instructions for proper installation.
Wiring: Ensure correct wiring to avoid damage to the device.
Environment: Avoid exposure to extreme temperatures, humidity, or corrosive environments.
Maintenance: Regular inspection and maintenance are recommended.
Applications
AC/DC control circuits in industrial sectors, mechanical engineering, power plants, elevators, and automation systems.
AC/DC control and auxiliary circuits in accordance with DIN EN 60204-1.
AC/DC auxiliary circuits in accordance with DIN VDE 0100-725.
Smaller AC/DC IT systems such as lighting systems.
Additional Information
Standards: Complies with DIN EN 61557-8, IEC 61557-8, and ASTM F1669M-96(2007).
Certifications: CULUS LISTED, Lloyd's Register TYPE APPROVED.
For more information: Please refer to the product datasheet available on the Bender website.
Note: This is a general overview of the Bender IR425-D4-2. For specific details and applications, please consult the product datasheet or contact Bender directly.
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