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WARNING!
Remove the metal VAR screw in IT systems. If you do not, it can cause danger or
damage to the drive.
Earthing systems and the need to remove EMC screw or VAR screw
Screw material
Screw la-
bel
IT systems (ungroun-
ded or high-resistance
grounded) (C)
Corner-grounded
delta (B1), midpoint-
grounded delta (B2)
and TT (D) systems
Symmetrically groun-
ded TN-S systems, i.e,
center grounded-
wye (A)
Remove
Remove
Do not remove
Metal
EMC
Remove
Do not remove
Do not remove
Frames R1, R3, R4:
Metal
VAR
Do not remove
Do not remove
Do not remove
Frame R2: Plastic
Drive
PE
N
L3
L2
L1
Drive
Drive
PE
L3
L2
L1
L3
L2
L1
Drive
PE
L3
L2
L1
B1
C
A
B2
PE
L2
L3
L1
N
Drive
A
Drive
N
L3
L2
L1
D
■
Disconnecting the EMC filter or ground-to-phase varistor
Before you proceed, see
When to disconnect EMC filter or ground-to-phase
. Obey the guidelines.
1.
Stop the drive and disconnect it from the power line.
2.
Wait 5 minutes to let the intermediate circuit capacitors discharge.
3.
To disconnect the EMC filter, remove the metal EMC screw.
4.
To disconnect the varistor, remove the metal VAR screw.
54 Electrical installation – IEC
Содержание ACS480
Страница 1: ... ABB GENERAL PURPOSE DRIVES ACS480 drives Hardware manual ...
Страница 2: ......
Страница 4: ......
Страница 12: ...12 ...
Страница 23: ...See https library abb com en for all ABB product documentation on the Internet Introduction to the manual 23 ...
Страница 24: ...24 ...
Страница 34: ...34 ...
Страница 122: ...122 ...
Страница 124: ...Frame R1 Frame R1 front side IP20 UL type open 124 Dimension drawings ...
Страница 125: ... Frame R1 bottom rear IP20 UL type open Dimension drawings 125 ...
Страница 126: ... Frame R1 front side UL type 1 kit installed 126 Dimension drawings ...
Страница 127: ... Frame R1 bottom rear UL type 1 kit installed Dimension drawings 127 ...
Страница 128: ...Frame R2 Frame R2 front side IP20 UL type open 128 Dimension drawings ...
Страница 129: ... Frame R2 bottom rear IP20 UL type open Dimension drawings 129 ...
Страница 130: ... Frame R2 front side UL type 1 kit installed 130 Dimension drawings ...
Страница 131: ... Frame R2 bottom rear UL type 1 kit installed Dimension drawings 131 ...
Страница 132: ...Frame R3 Frame R3 front side IP20 UL type open 132 Dimension drawings ...
Страница 133: ... Frame R3 bottom rear IP20 UL type open Dimension drawings 133 ...
Страница 134: ... Frame R3 front side UL type 1 kit installed 134 Dimension drawings ...
Страница 135: ... Frame R3 bottom rear UL type 1 kit installed Dimension drawings 135 ...
Страница 136: ...Frame R4 Frame R4 front side IP20 UL type open 136 Dimension drawings ...
Страница 137: ... Frame R4 bottom rear IP20 UL type open Dimension drawings 137 ...
Страница 138: ... Frame R4 front side UL type 1 kit installed 138 Dimension drawings ...
Страница 139: ... Frame R4 bottom rear UL type 1 kit installed Dimension drawings 139 ...
Страница 140: ...140 ...
Страница 163: ... Declaration of conformity The Safe torque off function 163 ...
Страница 164: ...164 ...
Страница 172: ...Dimensions 172 BIO 01 I O extension module ...
Страница 178: ...178 ...