Vertiv Liebert EXM TXC, User Manual

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Liebert EXM TXC
Vertiv | Liebert
®
EXM
™
TXC
™
User Manual | 9
NOTICE
Risk of improper wiring connection. Can cause equipment damage.
The control wire must be installed to ensure proper operation of the system and fully protect the load
when switching between bypass cabinet and UPS.
NOTES
1. All interconnection hardware supplied by Vertiv.
2. AC connections must be made to the UPS module before attaching Liebert EXM TXC to UPS module.
3. Liebert EXM TXC’s must attach to the right side only of the Liebert EXM UPS.
4. Refer to the individual drawing of each piece of equipment for additional details.
Figure 2 Schematic - Liebert EXM TXC to Maintenance Bypass Cabinet
Table 1 Wiring for Liebert EXM TXC to Liebert EXM
Run From To Conductors
A Utility Source #1
TXC Rectifier Input
TB1
Phase A, B, C
B Utility Neutral #1 TXC Neutral Busbar Neutral
C Utility Ground #1 TXC Ground Busbar Ground
D Utility Source #2 TXC Bypass Input TB2 Phase A, B, C
E Utility Neutral #2 TXC Neutral Busbar Neutral
C Utility Ground #2 TXC Ground Busbar Ground
H TXC GEC Customer GEC GEC
Utility
Input
Phase A
Phase B
Phase C
Phase A
Phase B
Phase C
Customer
Main Input
TB1
TB2
CIN
CMG
Narrow Side Mount
Maintenance Bypass Cabinet
TB4
Isolation
Transformer
T1
Isolation
Transformer
T2
Customer
Bypass Input
TB2
Customer
Input Neutral
Customer
Ground Busbar
NOTES:
1. Wiring furnished by the factory. Consult the installation manual for UPS connections
2. Customer-furnished grounding electrode conductor is to be installed in accordance with
National Electric Code Article 250-26.
3. Refer to Liebert EXM MBC manual SL-25652 for additional details about connections to Liebert EXM UPS.
607503
Rev. 1
W04
W14
W13
W12
W11
W10
W09
W08
W07
W15
Wiring Legend
Factory Supplied
Field Supplied
W16
H1
X-A
X-B
X-C
X0
X-A
X-B
X-C
X0
H2
H3
H1
H2
H3
W05
W06
W01
W02
W03
Ground to
Unit Frame
Ground to
Unit Frame
Ground to
Unit Frame
Ground Electrode
(See Note 2)