Tle Series 625 & 750 - Power Connection With Dual Input Utility - ABB TLE 625 Series Installation Manual

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4.9.2 TLE Series 625 & 750 - Power connection with Dual Input Utility
Note!
Connect a single input Neutral to Bypass Utility (inside the UPS, common Neutral for Bypass and
Rectifier).
Power connection cables are connected to bus bars using M12 bolts.
The bolts of the connection cables must be tightened with a torque wrench at 530 Lb-in / 60 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. 4.9.2-3).
Output Load
L1 Load phase A (L1)
N
Neutral
External Battery connection
+
Positive pole of the Battery
-
Negative pole of the Battery
PE
Battery cabinet Ground
Bolt Size/Torque: M10 / 355 Lb-in - 40 Nm
Warning!
Before closing the "External Battery Fuses", verify for correct polarity of the Battery connection.
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!
Interconnections links
BR1, BR2 and BR3
must be removed!
Q1
Fig. 4.9.2-1 TLE Series 625 & 750 - Power connection with Dual Input Utility
L2
PE
TLE Series 625 to 1000 PurePulse™ UL S2
!
2
Rectifier
Bypass
Utility
Utility
Load
L3
L3-2
Load
L2
L2-2
Load
L1
cables input from the top of the UPS (see Section 4.9)
Load phase B (L2)
Ground
Power Section cabinet
UPS Installation Guide / REV-B
1
Typical installation
using common NEMA
two hole lugs
N
L3-1
Utility Neutral
Load Neutral
L2-1
N
Utility Neutral
Load Neutral
L1-1
L1-2
Position of the bus bars for
L1-2 Bypass phase A (L1)
L2-2
Bypass phase B (L2)
L3-2
Bypass phase C (L3)
N Neutral
L3 Load phase C (L3)
+
_
Typical installation
using common NEMA
two hole lugs
PE
In/Out Section cabinet
PE