Cable Fault Location Bridge
This cable fault location bridge is designed to accurately pinpoint faults in various types of cables. The device incorporates a Wheatstone bridge circuit for precise resistance measurements, enabling the identification of short circuits, open circuits, and insulation faults.
Technical Specifications
Product Overview
Precision Fault Location
This Cable Fault Location Bridge is a specialized instrument designed for accurate fault pre-location in high, medium, and low voltage power cables ranging from 380V to 220KV. Utilizing the bridge balance method, it offers a blind-zone-free testing experience, making it highly effective for short cables and difficult-to-locate high-resistance breakdown points. Its robust design ensures reliability for industrial maintenance and utility applications.
Technical Specifications
- No-load Voltage
- 5 KV
- Optional Voltage
- 15 KV
- Short-circuit Current
- 30 mA
- Burn-through Power
- 250 W
- Positioning Precision
- ±(0.2%×L+1) m
Physical Characteristics
- Weight
- 10 kg
- Size
- 38cm × 36cm × 27cm
Power Requirements
- Power Supply
- 220V±15%
Applications
Supported Applications
- Fault pre-location for 380V-220KV power cables
- Outer sheath fault location for 35KV-220KV cables
- Overhead cable fault location for single core insulated cables
- High resistance breakdown point location in intermediate joints
- Short cable fault testing (1m-40m)
- PVC insulated cables and cables with poor wave properties
