Grundfos DWK Series Service Instructions Manual page 11

Wiring diagrams
Wiring diagram, DOL starting
Fig. 9
L1 L2 L3
MCCB
V
A
MCCB
MC Md
THR
U1 V1 W1 W2 U2 V2
1.M
3 ~
E
Fig. 10 Wiring diagram, star-delta starting
S / S
F / L
O P . T R
T
My
T My Md
AUX
GU 01 / GU 02
THR
T / P T / P S / S S / S
MC
6
MC
5
MC
OL RL GL AUX
THR
E1
E2
F / L
E3
6
AUX
8
1 2
T / P
3
T / P
9
S / S
10
S / S
11
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