3-Phase DC Resistance Tester Darui Electric recommends: Safety Measures 1. Read the user manual carefully before using the 3-Phase DC Resistance Tester. 2. Operators should possess basic electrical equipment and instrument knowledge. 3. The instrument can be used indoors and outdoors, but avoid rain, corrosive gases, excessive dust, high temperature, and direct sunlight. 4. Avoid severe vibration. 5. Maintenance, repair, and adjustment should be performed by qualified professionals. 6. After testing, wait until the discharge alarm stops before turning off power and removing test leads. 7. When measuring no-load tap changers, wait until the discharge alarm stops before switching taps. 8. Do not move test clamps or power supply lines during testing.
Product Features 1. High output current with automatic current selection — easy operation. 2. Three-channel measurement, real-time acquisition — measures three resistance values simultaneously and calculates three-phase resistance unbalance. 3. Supports both three-phase simultaneous measurement and traditional single-channel measurement, with temperature conversion function for convenience. 4. Comprehensive protection circuits — high reliability. 5. Vertical chassis structure — convenient for field operation.
