ABB DPA 250 S4 - 9.3.4 UPS Terminal Sizes

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 
X5.2: - M6 Bolt Terminal 50-75 Battery Terminal, -
9 INSTALL ATION