Delta DPH-600K, User Manual

Page: 87 / 232

5 - 1 7
5 Installation and Wiring
NOTE:
For single input, the UPS will not work normally if the main AC power’s neutral
(N) is not firmly connected or not connected to the AC Input neutral (N)
terminal shown in
)LJXUH
.
10
Follow the table below to select proper Protective Earth (PE) cables to ground
the UPS, external battery cabinet(s) and connected critical loads. The table is in
accordance with
IEC 60364-5-54 (
$UWLFOH
and
7DEOH
). The grounding
diagram below is for reference.
DPH Series 200 ~ 600kVA
UPS Capacity
200kVA/
200kW
300kVA/
300kW
400kVA/
400kW
500kVA/
500kW
600kVA/
600kW
Suggested
PE Cable
Size
Input
25 mm
2
× 1 PC
(2 AWG
× 1 PC)
50 mm
2
× 1 PC
(1/0 AWG
× 1 PC)
67 mm
2
× 1 PC
(2/0 AWG
× 1 PC)
70 mm
2
× 1 PC
(3/0 AWG
× 1 PC)
95 mm
2
× 1 PC
(4/0 AWG
× 1 PC)
Bypass
25 mm
2
× 1 PC
(2 AWG
× 1 PC)
50 mm
2
× 1 PC
(1/0 AWG
× 1 PC)
67 mm
2
× 1 PC
(2/0 AWG
× 1 PC)
70 mm
2
× 1 PC
(3/0 AWG
× 1 PC)
95 mm
2
× 1 PC
(4/0 AWG
× 1 PC)
Output
25 mm
2
× 1 PC
(2 AWG
× 1 PC)
50 mm
2
× 1 PC
(1/0 AWG
× 1 PC)
67 mm
2
× 1 PC
(2/0 AWG
× 1 PC)
70 mm
2
× 1 PC
(3/0 AWG
× 1 PC)
95 mm
2
× 1 PC
(4/0 AWG
× 1 PC)
Battery
50 mm
2
× 1 PC
(1/0 AWG
× 1 PC)
67 mm
2
× 1 PC
(2/0 AWG
× 1 PC)
95 mm
2
× 1 PC
(4/0 AWG
× 1 PC)
95 mm
2
× 1 PC
(4/0 AWG
× 1 PC)
120 mm
2
× 1 PC
(250 kcmil
× 1 PC)
Maximum Cable
Lug Width
50 mm (1.97”)
Screw Size/ Cable
Lug Inner Diameter
M12/ 13 mm (0.51”)
Tightening Torque
M12 = 500 ± 10 kgf-cm (434 ± 8.7 lb-in)
Terminal Type*
1
TLAPH325-2A12