HT Instruments HV007051 Insulation Resistance Tester

Overview

The HT Instruments HV007051 is a specialized high-voltage insulation resistance tester designed for testing and commissioning of high-voltage electrical equipment. With measurement ranges up to 10TOhm and test voltages up to 5kVDC, it provides comprehensive insulation diagnostics including Polarization Index and Dielectric Absorption Ratio measurements, making it ideal for power generation, distribution, and industrial equipment maintenance.

Key Features

• Insulation resistance measurement with test voltages from 100V to 5kVDC
• Measurement range: 0 to 10TOhm with 10TOhm resolution
• FIX mode with preset test voltages of 100, 250, 500, 1000, 2500, 5000V DC
• ADJUST mode with selectable test voltage from 100 to 5000V DC
• RAMP mode with configurable duration time and voltage ramp
• Three types of ramp test profiles available
• Polarization Index (P.I.) measurement
• Dielectric Absorption Ratio (D.A.R.) measurement
• DC/AC TRMS voltage measurement up to 600V
• SMOOTH feature for stable measurement results
• GUARD test lead for surface leakage current compensation
• Selectable MAX and MIN limit threshold on measurements
• Automatic discharging of device under test
• LCD display with backlight and bar graph
• Internal memory for saving measurement results
• RS-232 interface for PC data transfer
• Fuse protection on power supply
• Rechargeable internal battery

Applications

• Insulation testing during commissioning of power equipment
• Routine maintenance testing of transformers and cables
• High-voltage motor and generator testing
• Switchgear and circuit breaker insulation verification
• Electrical condition assessment of aging equipment

Included Accessories

• KIT14000: Set of 3 cables with alligator clips and 2 test leads
• C7001: Power cord
• BORSA2000N: Carrying bag for accessories
• TOPVIEW: Windows software with serial cable C232NG1
• ISO9000 calibration certificate
• User manual