ENGINE ELECTRICALS
163
MAIN DATA AND SPECIFICATION
Engine Model to be Equipped A – 4J Series
Manufacturer‘s name HITACHI
Isuzu Part No. 8-94423-756-0 8-94431-560-0 5-81200-335-0
Manufacturer‘s Code No. LR135-127 LR215-50 LR200-24
Rated voltage V 12 24 24
Rated output A 35 15 20
Operating speed rpm 1000–13500 1000–5000 1000–13500
Rated output at rpm A/V/rpm 33-37/13.5/5000 15/27/5000 20/27/5000
No-load output at 0 amperes V/rpm 13.5/1000 or less 27/1000 or less 27/1000 or less
Direction of rotation (viewed from the Clockwise
pulley side)
Polarity grounded Negative
Pulley diameter (P.C.D.) mm(in.) 80 (3.15)
Coil resistance at 20°C
Rotor coil Ω 3.11 18.2 12.72
Stator coil Ω 0.13 0.199 0.402
Brush length
Standard mm(in.) 14.5 (0.57) 16.0 (0.63) 14.5 (0.57)
Limit mm(in.) 7.5 (0.30) 7.0 (0.28) 7.5 (0.30)
Slip ring diameter:
Standard mm(in.) 31.6 (1.24)
Limit mm(in.) 30.6 (1.20)
Shaft diameter
Front mm(in.) 15.0 (0.59) 17.0 (0.70) 15.0 (0.59)
Rear mm(in.) 12.0 (0.47) 12.0 (0.47) 12.0 (0.47)
Regulator(s) applicable Built-in
Isuzu Part No. 5-81270-004-0 5-81251-016-0 5-81251-016-0
Manufacturer(s) code No. TR1Z-63 TR2Z-47 TR2Z-47