LEGRAND 310963 MTBS 45A Manual De Instalación página 17

3 Installation
Installing the MTBS BOX
CAUTION
• A licensed electrician must install the MTBS BOX.
• The UPS unit must be switched off and unplugged before installation.
• Install a utility circuit breaker for input wiring. Refer to the drawing & table below.
MODEL Maximum
Current
4.5KVA 25 A
6KVA 33 A
8KVA 43.4 A
10KVA 54.3 A
Tower Configuration
1. Place the MTBS BOX on the top rear of the
UPS unit.
2. Locate and align the fixing holes on the
MTBS BOX and UPS unit. Use a screwdriver
to fasten the fixing plates with the provided
screws and attach the MTBS BOX to the UPS
unit.
3. Place the UPS and MTBS BOX in the upright
tower position and secure the mounting
feet.(The mounting feet are provided with
the UPS or from a dealer.)
Conductor Torque
Section force
AWG #10 17.7/11 lb-in
6 mm 2/1.5 Nm
2
AWG #8 17.7/11 lb-in
10 mm 2/1.5 Nm
2
AWG #8 23 lb-in
10 mm 3 Nm
2
AWG #6 23 lb-in
16 mm 3 Nm
2
Picture 1
310963 MTBS 45A
Recommended
Breaker
MAX 32A
Curve C
MAX 32A
Curve C
MAX 63A
Curve C
MAX 63A
Curve C
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