Phase lag tests (with double Siemens standard Thompson bridge).
Line Balancing test and current absorption test for stators (static system) supplying a minimum voltage (5%) with self-owned test bench.
Insulation test (Megohms) with 2000V/5000 MW megger. Electro-magnetic detector for short-circuits between turns (PRUFREX).
Dieletric Rigidity test (2E + 1000V) and, according to specific standards, with HI-POT AC - 10 KVA power rating, with gradual timing voltage to provide a maximum rating of 20 KV, provided with double electro-dynamic and digital readout instrumentation, respectively.
PJ Electronics, Inc. Surge Tester model 9015 (15 KV) with Tektronics TDS 310 digital oscilloscope, adaptable to a microprocessor for historical test reports.
Armature Resistance Test (turns), parallel type winding and equalizers for detecting short circuits (respectively series field and armature inter-terminals) with double Siemens standard Thompson bridge and Model MPK200 Kelvin bridge.
Shunt field coil resistance test with Siemens standard Wheatstone bridge.
Armature test (turns), series coil winding and AC induction magnetic set (induced voltage system) for detecting short circuits.
Field coil tests (turns), for both Main Field and Inter-terminal Coils with device for electromagnetic control with induced voltage for detecting short circuits between coil turns (induced voltage: up to 5V/turn), complete with ammeter for detecting faults.
Insulation test (Megohms) with 2000V/5000 MW megger and dielectric rigidity test with AC HI-POT - 10 KVA power rating with gradual timing voltage to obtain maximum 20 KV value, provided with double electro-dynamic and digital readout instrumentation, respectively.
Routine Test to operate under load as an average at 1500 rpm with DC motors up to 400 CV, with 130 KVA Diesel/alternator generator group, with static power converter (tiristors).
PJ Electronics, Inc. Model 9015 Surge Tester (15 KV) with TEKTRONICS TDS 310 digital oscilloscope adaptable to a microprocessor for historical test reports.
Testing iron losses with Epstein bridge
To perform mechanical tests, Eletrofam has a full range of measuring instruments (slide calipers, inside and outside micrometers from Mitutoyo and subito line).
Assembly of bearings and pinions is performed using modern equipment for induction heating with temperature timing.
Coil Testing with Surge Tester
