HP R1500 HP 3 Phase UPS User Guide - Page 29

Connecting the ground bonding cable, Power Bus Bar, terminal block, Terminal, position, function

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Power Bus Bar terminal block Output Terminal position 1 2 Power Bus Bar wire function Phase 1 out Phase 2 out 3 Phase 3 out Input 4 5 Phase 1 in Phase 2 in 6 Phase 3 in Neutral 7 8 Neutral Neutral 9 Neutral Safety ground 10 Ground *Use 13.3 mm2 (6 AWG) 90º C copper wire minimum. Terminal wire size rating* 13.3 mm2 (6 AWG) to 177 mm2 (350 kcmil) 13.3 mm2 (6 AWG) to 177 mm2 (350 kcmil) 13.3 mm2 (6 AWG) to 177 mm2 (350 kcmil) 13.3 mm2 (6 AWG) to 177 mm2 (350 kcmil) 13.3 mm2 (6 AWG) to 177 mm2 (350 kcmil) 13.3 mm2 (6 AWG) to 177 mm2 (350 kcmil) 13.3 mm2 (6 AWG) to 177 mm2 (350 kcmil) 13.3 mm2 (6 AWG) to 177 mm2 (350 kcmil) 13.3 mm2 (6 AWG) to 177 mm2 (350 kcmil) 18 mm2 (4 AWG) to 215mm2 (400 kcmil) Tightening torque 31.1 Nm (275 lb in) 31.1 Nm (275 lb in) 31.1 Nm (275 lb in) 31.1 Nm (275 lb in) 31.1 Nm (275 lb in) 31.1 Nm (275 lb in) 31.1 Nm (275 lb in) 31.1 Nm (275 lb in) 31.1 Nm (275 lb in) 1.8 (16 lb in) Connecting the ground bonding cable The ground bonding screw is provided as an attachment point for conductors. Use a ground bonding cable if the rack contains any conductors for the purpose of functional grounding or bonding of ungrounded metal parts. UPS installation 29

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UPS installation 29
Power Bus Bar
terminal block
Terminal
position
Power Bus Bar wire
function
Terminal wire size
rating*
Tightening torque
Output
1
Phase 1 out
13.3 mm
2
(6 AWG)
to 177 mm
2
(350
kcmil)
31.1 Nm (275 lb in)
2
Phase 2 out
13.3 mm
2
(6 AWG)
to 177 mm
2
(350
kcmil)
31.1 Nm (275 lb in)
3
Phase 3 out
13.3 mm
2
(6 AWG)
to 177 mm
2
(350
kcmil)
31.1 Nm (275 lb in)
Input
4
Phase 1 in
13.3 mm
2
(6 AWG)
to 177 mm
2
(350
kcmil)
31.1 Nm (275 lb in)
5
Phase 2 in
13.3 mm
2
(6 AWG)
to 177 mm
2
(350
kcmil)
31.1 Nm (275 lb in)
6
Phase 3 in
13.3 mm
2
(6 AWG)
to 177 mm
2
(350
kcmil)
31.1 Nm (275 lb in)
Neutral
7
Neutral
13.3 mm
2
(6 AWG)
to 177 mm
2
(350
kcmil)
31.1 Nm (275 lb in)
8
Neutral
13.3 mm
2
(6 AWG)
to 177 mm
2
(350
kcmil)
31.1 Nm (275 lb in)
9
Neutral
13.3 mm
2
(6 AWG)
to 177 mm
2
(350
kcmil)
31.1 Nm (275 lb in)
Safety ground
10
Ground
18 mm
2
(4 AWG) to
215mm
2
(400 kcmil)
1.8 (16 lb in)
*Use 13.3 mm
2
(6 AWG) 90ยบ C copper wire minimum.
Connecting the ground bonding cable
The ground bonding screw is provided as an attachment point for conductors. Use a ground bonding cable
if the rack contains any conductors for the purpose of functional grounding or bonding of ungrounded metal
parts.