supply of eee lab items , supply of eee laboratory equipments , 3 phase autotransformer /variac 15 amps input: 415 v output: 0-440 v capacity: 15 a , single phase resistive load 5 kw, 220v total no. of steps. 8 approx. box size : 18x18x22 inches (lxbxh) single phase loading rheostat comprised ofelectrical load resistors, special cement insulated and mounted on powder coated panel with on/off rotary switches & provided with rubber wheels , three phase resistive load 3 kw, 415 v total no. of steps. 6 with main switch approx. box size : 18x18x22 inches (lxbxh) single and three phase loading rheostat comprised ofelectrical load resistors, special cement insulated and mounted on powder coated panel with on/off rotary switches & provided with rubber wheels , digital tachometer , ac ammeter – various ranges 0-1, 0-2 a, 0-5/10 a, 0-10/20 a , dc ammeter – various ranges 0-2 a, 0-5 a, 0-10 a, 0-15/30 a , dc voltmeter – 0-5/10 v, 0-30 v, 0-300 v , ac voltmeter – 0-75 v, 0-150 v, 0-300 v, 0-600 v , wattmeter – various ranges lpf 150/300/600 v,2.5a/5 a, 1/2.5 a , wattmeter – various ranges upf 75/150/300/ v,5/10 a , wattmeter – various ranges upf 150/300/ 600 v,10/20 a , transformer oil bdv tester kit input voltage 230 v, single phase output 0-60 kv test cup, transparent hood, interlocking switch ht on switch starting at zero voltage tripping current: 2.5 mm gap – 10/ 20 ma sample transformer oil , transformer acidity test kit => limited