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73
UPS POWER RATING
kW
50
100
150
200
250
Rectifier input fuse
[Fuse A]
gL or CB C curve, 3P
A
100
200
315
400
500
Rectifier input cable
section (L1,L2,L3,N)
[Cable A]
mm2
4X35
4x95
4x(2x50)
4x(2x95)
4x(2x120)
Rectifier input cable
section (PE)
mm2
16
50
50
95
120
Bypass input fuse
[Fuse B]
gL or CB C curve, 3P
A
100
200
315
400
500
Bypass input cable
section(L1,L2,L3,N)
[Cable B]
mm2
4x35
4x95
4x(2x50)
4x(2x95)
4x(2x120)
Bypass input cable
section (PE)
mm2
16
50
50
95
120
UPS output fuse
gL or CB C curve, 4P
[Fuse D]
A
100
200
315
400
500
Output cable section
(L1,L2,L3,N) [Cable D]
mm2
4x35
4x95
4x(2x50)
4x(2x95)
4x(2x120)
Output cable section
(PE)
mm2
16
50
50
95
120
Battery input fuse
[Fuse E]
A
125
125
125
125
125
Battery cable section
(+,-) [Cable E]
mm2
2x50
2x50
2x50
2x50
2x50
Battery PE cable
section
mm2
25
25
25
25
25
Following external protection and cable sizes are recommended as per UPS power rating
9.3.4
UPS terminal sizes
LABEL
CABLE SIZE
TORQUE (Nm)
TERMINALS DESCRIPTION
X3.1
M12 Bolt Terminal
50-75
Input Line L1
X3.2
M12 Bolt Terminal
50-75
Input Line L2
X3.3
M12Bolt Terminal
50-75
Input Line L3
X6 - N
M12 Bolt Terminal
50-75
Neutral bar (N)
[Common neutral]
X7 - PE
M6 Bolt Terminal
6
Earth bar (PE)
[Common earth]
X4.1
M12 Bolt Terminal
50-75
Bypass Line L1
X4.2
M12 Bolt Terminal
50-75
Bypass Line L2
X4.3
M12 Bolt Terminal
50-75
Bypass Line L3
X2.1
M12 Bolt Terminal
50-75
Output terminal, L1
X2.2
M12 Bolt Terminal
50-75
Output terminal, L2
X2.3
M12 Bolt Terminal
50-75
Output terminal, L3
X5.1: +
M6 Bolt Terminal
50-75
Battery Terminal, +
X5.2: -
M6 Bolt Terminal
50-75
Battery Terminal, -
9 I N S TA L L AT I O N