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Installation Drawings
138
Figure 146 Wiring specifications, Liebert FS and Liebert Npower
Wire
No.
Terminal Designation
Signal
Name
Maximum
Voltage
Maximum
Current Color
Wire Size
& Type
Maximum
Length RemarksFrom To
Liebert N-Power UPS - Cable Group # 17 (Flywheel CB IFM) From TB69 in UPS Module to TB1 on Liebert FS Module
101 TB69-1 TB1-1 Trip Signal (+) +24 VDC 100mA 1/C #16 (2.5 mm
2
)
Stranded
1/C #16 (2.5 mm
2
)
Stranded 500 ft
(150m)
102 TB69-2 TB1-2 Trip Signal (-) -24 VDC 100mA
103 TB69-3 TB1-3 Motor Op Relay 24 VDC 100mA
104 TB69-4 TB1-4 Motor Op On 24 VDC 100mA
105 TB69-5 TB1-5 Motor Op Off 24 VDC 100mA
106 TB69-6 TB1-6 Aux N.O. 24 VDC 100mA
107 TB69-7 TB1-7 Aux Comm 24 VDC 100mA
108 TB69-8 TB1-8 Aux N.C. 24 VDC 100mA
109 TB69-9 TB1-9 Comm 24 VDC 100mA
110 TB69-10 TB1-10 Battery Sense (+) +24 VDC 100mA
112 TB69-12 TB1-11 Battery Sense (-) -24 VDC 100mA
Liebert N-Power UPS - Cable Group # 18 (Flywheel CB IFM) from TB73 in UPS Module to TB6 on Liebert FS Module
Line TB73-1 TB6-1 Motor Op Pwr 120 VAC 100mA 500 FT
(150m)
Neutral TB73-2 TB6-2 Motor Op Neutral N 100mA
Liebert N-Power UPS - Cable Group # 19 (Flywheel CB IFM) From TB70 in UPS Module to TB7 on Liebert FS Module
113 TB70-1 TB7-1 Temp Sensor 24 VDC 100mA 1/C #16 (2.5 mm
2
)
Stranded
500 ft
(150m)
114 TB70-2 TB7-2 Sensor Return 24 VDC 100mA
Liebert N-Power UPS - Cable Group # 116 Flywheel Aux Power, Customer Provided to Liebert FS TB1 on Fused
Disconnect
Output
A PHS
FBO TB1-1 Line 120VAC 3.5A
1/C #16 (2.5 mm
2
)
Stranded
500 ft
(150m)
UPS-
Protected
Auxiliary
Control
Power
Output
Net
FBO TB1-2 Neutral 120VAC 3.5A
Gnd FBO TB1-3 GND 120VAC 3.5A
1. Each cable group must be run in a separate grounded rigid metal conduit to prevent control signal interference.
2. Refer to UPS module/Liebert FS control connection diagram for location of wiring connections.
3. All external wires furnished by others.
4. N.O. = Normally Open; N.C. = Normally Closed; Comm = common; F.B.O. = Furnished By Others, GND = ground
5. All wiring must be in accordance with national and local electrical codes.
Dwg. No. Control_WL_NPower_Liebert-FS Rev. 1