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Generator Specifications

BOSCH GENERATOR SPECIFICATIONS (C70, S70 & V70)

Application Specifications
Slip Rings Min. Diameter .53" (14 mm)
Max. Runout
Slip Rings .001" (.03 mm)
Rotor Body .002" (.05 mm)
Brushes Min. Length .19" (5 mm)
80-amp
Rotor Winding Resistance 2.6 ohms
Stator Winding Resistance .027 ohms
100-amp
Rotor Winding Resistance 2.6 ohms
Stator Winding Resistance .02 ohms
115-amp
Rotor Winding Resistance 2.6 ohms
Stator Winding Resistance .051 ohms
BOSCH GENERATOR SPECIFICATIONS (S90 & V90)

Application Specifications
Slip Rings Min. Diameter
55/65/80/90-amp 1.03" (26.8 mm)
100-amp 1.03" (27 mm)
100/120-amp .54" (14 mm)
Max. Runout
Slip Rings .001" (.03 mm)
Rotor Body (1) .002" (.05 mm)
Brushes Min. Length .19" (5 mm)
55-amp
Rotor Winding Resistance 3.4-3.7 ohms
Stator Winding Resistance .14-.15 ohms
65-amp
Rotor Winding Resistance 2.8 ohms
Stator Winding Resistance .10 ohms
80-amp
Rotor Winding Resistance 2.9 ohms
Stator Winding Resistance .09 ohms
90-amp
Rotor Winding Resistance 2.9 ohms
Stator Winding Resistance .09 ohms
100-amp
Rotor Winding Resistance 2.6 ohms
Stator Winding Resistance .05 ohms
120-amp
Rotor Winding Resistance 2.6 ohms
Stator Winding Resistance .02 ohms
(1) .001" (.03 mm) on 100-amp generators.
NIPPONDENSO GENERATOR SPECIFICATIONS (C70, S70 & V70)

Application Specification
Slip Rings Min. Diameter (80-amp) .49" (12.8 mm)
Max. Runout
Slip Rings .001" (.03 mm)
Rotor Body .002" (.05 mm)
Brushes Min. Length .21" (5.5 mm)
80-amp
Rotor Winding Resistance 2.9 ohms
Stator Winding Resistance .03 ohms
NIPPONDENSO GENERATOR SPECIFICATIONS (S90 & V90)

Application Specification
Slip Rings Min. Diameter
80-amp .49" (12.8 mm)
100-amp .49" (12.8 mm)
Brushes Min. Length .21" (5.5 mm)
80-amp
Rotor Winding Resistance 2.9 ohms
Stator Winding Resistance .04 ohms
100-amp
Rotor Winding Resistance 2.3 ohms
Stator Winding Resistance .03 ohms