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UniGear ZS2
ABB UniGear ZS2 User Manual
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—
ABB’
s UniGear ZS2 is a
three
-
phas
e, met
al e
nclos
ed,
a
ir
- insula
ted s
w
it
chgear and
all units ar
e f
act
or
y-as
s
embl
ed,
t
ype t
es
t
ed and sui
table f
or
indoor applica
t
ions up t
o 3
6 k
V
.
T
he s
w
it
chge
ar is designed w
ith a
w
ithdr
a
w
able t
ype va
cuum / SF
6
c
ircui
t br
eak
er an
d f
it
t
ed w
ith a
s
ingle busb
ar sy
s
t
em
.
1
3
Table of Contents
Default Chapter
3
Table of Contents
3
1 Your Safety First - at All Times
4
2 Summary
6
General
6
Standards and Specifications
6
Operating Conditions
6
3 Technical Data
7
Electrical Data
7
Resistance to Internal Arc Fault
7
Dimensions and Weights
7
4 Switchgear Design and Equipment
8
Basic Structure and Variants
8
Compartments in Unigearzs2
11
Interlocks and Protection against Erroneous Operations
16
Control Wiring Plug Connector Coding
19
Instructions for Floor-Rolling Version Circuit Breaker
20
ICOG- Incoming and Outgoing Type Switchgear
21
Ith Limiters
21
5 Dispatch and Storage
23
Condition on Delivery
23
Packing
23
Transport at Site
23
Delivery
23
Intermediate Storage
23
Unpacking
24
General Site Requirements & Floor Layout
27
Foundations
28
6 Assembly of the Switchgear Panels
32
Installation of Busbars
34
Cable Connection
37
End Covers
40
7 Unigear ZS2 Digital
41
8 Operation of the Switchgear
43
Commissioning
43
Preparatory Work
43
Switching Operation
43
Service Trucks
48
9 Maintenance
52
Maintenance Strategies
52
Preventive Maintenance
52
Inspection
53
Servicing
53
Repair
55
Testing with Withdrawable
55
Testing Interlock Conditions
56
Spare Parts, Auxiliary Materials, Lubricants
56
10 Product Quality and Environmental Protection
58
4
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ABB UniGear ZS2 Specifications
General
Brand
ABB
Model
UniGear ZS2
Category
Industrial Equipment
Language
English
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