Bus Bars Interconnection - ABB TLE 625 Series Installation Manual

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4.7.2 Bus bars interconnection

Note!
All the bus bars interconnection must be performed only by an ABB Service Technician!
TLE Series 625 & 750 - Bus bars interconnection
Apply UL listed
termination compound
suitable for
copper-to-copper surface
(UL category DVYW)
Torque Specifications
Bolt size (mm): M10
Connection
L1 Inverter
L2 Inverter
L3 Inverter
L1 Rectifier
L2 Rectifier
L3 Rectifier
N - Neutral
Power Section cabinet
Detail showing bus bars interconnection
Refer to the Installation Guide attached to the UPS, in particular:
- Verify the presence of oxidation on bare copper bus bars and
scratch it away with a brush;
- Apply the termination compound attached on the joint's side;
- By using a tool, deposit a uniform layer to cover the contact surface;
- Connect the bar and remove any excess of compound.
Fig. 4.7.2-1 TLE Series 625 & 750 – Bus bars interconnection
Bolt torque: 355 Lb-in / 40 N-m
Description of connection
Interconnection L1 Inverter
Interconnection L2 Inverter
Interconnection L3 Inverter
Interconnection L1 Rectifier
Interconnection L2 Rectifier
Interconnection L3 Rectifier
Interconnection N - Neutral
TLE Series 625 to 1000 PurePulse™ UL S2
In/Out Section cabinet
Bus bars interconnection
L1 Inverter
L2 Inverter
L3 Inverter
L1 Rectifier
L2 Rectifier
L3 Rectifier
N - Neutral
UPS Installation Guide / REV-B
Pre Fixed Nut
Bus Bar
M10 Flat Washer
M10 Spring Washer
Bolt M10x35
Bus bars interconnection
1 Bus bar 60/10 x 270 mm
1 Bus bar 60/10 x 270 mm
1 Bus bar 60/10 x 270 mm
1 Bus bar 60/10 x 270 mm
1 Bus bar 60/10 x 270 mm
1 Bus bar 60/10 x 270 mm
1 Bus bar 100/10 x 270 mm