Technical Characteristics - G20, G30 Siiia Tal040F, Tal042C; Electrical Characteristics; Mechanical Characteristics - Doosan G20 SIIIA Operation & Maintenance Manual

TECHNICAL CHARACTERISTICS - G20, G30 SIIIA TAL040F, TAL042C

ELECTRICAL CHARACTERISTICS

This machine is an alternator without sliprings and
revolving field brushes, wound as "2/3 pitch"; 6-wire, with
class H insulation and a field excitation system available
in either "SHUNT" version.
Electrical options
• Space heaters.
SHUNT
EXCITER
Armature
Exciter field
+
MAIN FIELD
-
Rotating rectifiers
yellow
green
blue
*

MECHANICAL CHARACTERISTICS

• Steel frame
• End shields in cast iron
• Greasable ball bearings
• Mounting arrangement
MD 35:
single bearing with standard feet and SAE flanges/
coupling discs.
• Drip-proof machine, self-cooled
STATOR: 6 wires (T1 to T6 identification)
T1
U1
T4
U2
* For delta connection (1PH - 3PH):
use terminals N and U, connect N and N1.
103 G20, 30, 40 SIIIA Operation & Maintenance Manual
T3
T2
W1
V1
T6
T5
V2 W2
* Delta
connection