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Technical Data - Alternator Test Data (Hitachi) Opel Vectra A

Alternator

Test Data (Hitachi)

Engine17 DT (TC 4 EE 1)
Code number
TypeHitachi LR 170-420 70 A
Opel Part No.97 041 790
Nominal voltagevolts12
Maximum current outputamperes70
Current output at1250 rpmamperes24
5000 rpmamperes67
Alternator regulator (electric)
Regulator voltage at 4000 rpm
and under 1 minutevolts14.4 to 15.0
Minimum diameter of slip ringsmm33.6
Projection of carbon brushesmm20.0
Resistance of excitation windingohms3.6 (at 20 °C)
Resistance of stator windingohms0.1 (at 20 °C)
Alternator connection
Torque for housing boltsNm7.0
Torque for pulley nutsNm54