APC PMH3XS-B ユーザーズマニュアル
Installation and Operation Manual
15
Wiring Diagrams without Integral
Switch
Switch
Figure 3:
SIngle-Phase, Three-Wire, Grounded Installation
Figure 4:
Three-Phase, Three- or Four-Wire, Grounded Wye Installation
Figure 5:
Three-Phase, Three- or Four-Wire, High-Leg Delta Installation
N
8222-0013-04
SPD
A
N
C
Made in USA / Hecho en E.U.A. / Fabriqué aux É.-U. 8222-0528A
Phase A
Phase C
GROUND
Neutral
Customer Connections
NOTE: The neutral conductor is not present on two-wire
grounded power systems. For these systems, bond the
neutral and ground lugs together inside the SPD.
grounded power systems. For these systems, bond the
neutral and ground lugs together inside the SPD.
Ø
C
Ø
A
BØ
N
8222-0013-05
SPD
A
N
C
B
Made in USA / Hecho en E.U.A. / Fabriqué aux É.-U. 8222-0528A
Customer Connections
Phase A
Phase B
Phase C
GROUND
Neutral
8222-0013-06
SPD
A
N
N
C
B
Made in USA / Hecho en E.U.A. / Fabriqué aux É.-U. 8222-0528A
Phase A
GROUND
Neutral
Phase C
Phase B
(High-Leg)
Customer Connections
Wiring