Critical Power
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GE_UPS_ISG_TLE_SUL_M16_M50_2bU_V010.docx
Installation Guide
TLE Series 160 - 500 UL S2B
4.7.3
Data for Input/output and battery over current protection and wire sizing
NOTE !
•
Please read the safety precautions at the front of this guide carefully, and
thoroughly review the battery manufacturers installation and maintenance
manual before connecting the batteries to the UPS.
•
Remote battery cabinet is external and not provided with UPS.
•
For Battery and AC input and output circuits the disconnect device is not
provided inside the UPS. It shall be part of the building installation.
•
Protect Battery and AC input and output circuits with an appropriate UL489
Branch Circuit Protection (DC fuse or circuit breaker), using the current data in
the chart below.
•
Minimum battery cable requirement is based on the current data below.
•
The maximum available fault current from the battery supply is: 20kA.
•
The minimum breaker voltage rating is 540V.
The AC values below are current ratings per phase.
These maximum and nominal ratings should be considered when choosing the appropriate AC
over current protection device.
NEC (National Electric Code) Section 210-20 (A) rules must be applied.
DC current rating is the nominal battery discharge current which the UPS allows.
(See
Fig. 4.7.1-1
and
4.7.1.2
)
UPS rating
AC Input Rectifier
AC Input Bypass
AC Input
DC Input
F1
F2
F3
F4
Nom.
Max.
Nom.
Max.
TLE Series 160
202 A
230 A
193 A
202 A
230 A
392 A
TLE Series 200
252 A
285 A
240 A
252 A
285 A
488 A
TLE Series 225
285 A
310 A
271 A
285 A
310 A
545 A
TLE Series 250
315 A
345 A
301 A
315 A
345 A
605 A
TLE Series 300
378 A
430 A
361 A
378 A
430
727 A
TLE Series 400
504 A
555 A
481 A
504 A
569 A
968 A
TLE Series 500
630 A
690 A
601 A
630 A
690 A
1210 A
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