Sharmasons Sakova Instruments manufactures 3 Terminal & 4 Terminal Earth Tester. Sharmasons Sakova Instruments is a manufacturer of electrical testing equipments for the electric power utility industry. 3 Terminal & 4 Terminal Earth Tester is a permanent magnet moving coil system, which makes the instrument direct reading without the requirement of any initial calibration & setting and also makes the readings
Independent of the speed of rotation and the contact resistance of the ground rods [electrodes].
