ABB REG316 4 Series - Page 421

REG 316*4 1MRB520049-Uen / Rev. B ABB Switzerland Ltd
4-23
a) Connection to the DC side of the rotor circuit
b) Connection to the AC side of the rotor circuit
Fig. 4.8 Wiring diagram of the REG 316*4 and the ancillary
unit Type YWX111-11/-21
C
K1
, C
K2
: coupling capacitors; 2 x 2 µF, 8-20 kV, 0.55 A
C
K
: coupling capacitors; 3 x 0.5 µF, 8-20 kV, 0.55 A
C
S
: filter capacitors for thyristor excitation
U
SH
: auxiliary supply; 100 V or 220 V, 50/60 Hz
B: shaft grounding brush