Tle Series 300 - 400 - 500 Power Connection With Dual Input Utility - ABB TLE Series Installation Manual

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4.8.4 TLE Series 300 - 400 - 500 Power connection with Dual Input Utility

Note!
Connect a single input Neutral to Bypass Utility (inside the UPS, common Neutral for Bypass and
Rectifier).
Q1
Power connection cables are connected to bus bars using M10 bolts.
The bolts of the connection cables must be tightened with a torque wrench at 355 Lb-in / 40 Nm.
Dual Input Utility - Rectifier / Bypass
L1-1 Rectifier phase A (L1)
L2-1
Rectifier phase B (L2)
L3-1
Rectifier phase C (L3)
PE Ground
Note!
The interconnection links BR1, BR2 and BR3 on the input bus bars must be removed (see Fig. 4.8.4-3).
Output Load
L1
Load phase A (L1)
N Neutral
External Battery connection
+ Positive pole of the Battery
-
Negative pole of the Battery
PE
External Battery Ground
Note!
To meet standards concerning electromagnetic compliance, the connection between the UPS and
external Battery must be done by using a shielded cable or suitable shielded (steel) conduit!
Position of the cover protection
Fig. 4.8.4-1 TLE Series 300 - 400 - 500 - Power connection with Dual Input Utility
L2
PE
TLE Series 160 to 500 UL S2B
with top cable entry
(use for top cable entry)
1
Rectifier
Utility
L1-1
L2-1
L3-1
Load
L2
L3
-
(use for bottom cable entry)
+
Load phase B (L2)
Ground
Before closing the "External Battery Fuses", verify for
correct polarity of the Battery connection!
UPS Installation Guide / REV-A
Typical installation
PE
using common NEMA
two hole lugs
PE
N
Neutral Utility
Neutral Load
L3-2
L2-2
Attention:
Use only as additional PE
2 - Bypass
Utility
L1 L1-2
PE
PE
Typical installation using
common NEMA two hole lugs
Position of the
cover protection with
bottom cable entry
L1-2 Bypass phase A (L1)
L2-2
Bypass phase B (L2)
L3-2
Bypass phase C (L3)
N Neutral
L3
PE
INTERCONNECTIONS LINKS
BR1, BR2 and BR3
MUST BE REMOVED
Load phase C (L3)