Description Model : WI 5001 Range : 5000 Volts – 5000 Mohms Hand drive Insulation Tester is used for measuring insulation resistances of various electrical machineries, Control Panels, Switching Equipment, Insulators Cables, Wirings and various other devices ranging from Small Electrical Units to Large size Transformers. The instrument conforms fo Is: 2992:1980. Model : WI 5002 Range : 5000 Volts – 10,000 Mohms Hand drive Insulation Tester is used for measuring insulation resistances of various electrical machineries, Control Panels, Switching Equipment, Insulators Cables, Wirings and various other devices ranging from Small Electrical Units to Large size Transformers. The instrument conforms fo Is: 2992:1980. Model : WI 5003 Range :  5000 Volts – 20,000 Mohms Hand drive Insulation Tester is used for measuring insulation resistances of various electrical machineries, Control Panels, Switching Equipment, Insulators Cables, Wirings and various other devices ranging from Small Electrical Units to Large size Transformers. The instrument conforms fo Is: 2992:1980. Model : WI 5004 Range :  5000 Volts – 50,000 Mohms Hand drive Insulation Tester is used for measuring insulation resistances of various electrical machineries, Control Panels, Switching Equipment, Insulators Cables, Wirings and various other devices ranging from Small Electrical Units to Large size Transformers. The instrument conforms fo Is: 2992:1980.