BENDER SB473-34 Fault Voltage Monitor

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BENDER SB473-34 Fault Voltage Monitor

Product Overview

The SB473-34 is a specialized fault voltage monitoring device designed for industrial and medical applications where electrical safety is critical. It continuously monitors systems for dangerous fault voltages and provides reliable protection against electrical hazards.

Key Features

• Voltage Monitoring Range: 0-300V AC/DC

• Response Threshold: Adjustable from 25V to 100V

• Response Time: <1 second for critical faults

• Operating Principle: Monitors voltage between exposed conductive parts and earth

Technical Specifications

Safety Standards Compliance

• IEC 61557-1/-8

• EN 61557-1/-8

• UL 61010-1

• CSA C22.2 No. 61010-1

Applications

1. Medical Facilities:

   • Operating rooms

   • Intensive care units

   • Medical IT systems

2. Industrial Applications:

   • Production facilities

   • Control cabinets

   • Machine protection systems

3. Special Installations:

   • Swimming pools

   • Saunas

   • Construction sites

Wiring Diagram

The device features:

• Terminal 1/2: Power supply (24V DC)

• Terminal 3/4: Measuring inputs

• Terminal 5/6/7: Relay 1 outputs

• Terminal 8/9/10: Relay 2 outputs

Ordering Information

• Article number: SB473-34

• Includes: Mounting clip, operating instructions

• Optional: Test resistor for periodic testing

The structure and details of the product：

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