Input & Output Terminal Block Connections - Orion Power Systems SCR2 User Manual

6.3.2 Input & Outp u t Terminal BlockConnections
Conduit entry holes are provided on the rear and side of the box. Input and output wiring should not share the
same conduit.
Table 1 Electrical requirements
Input C urrent
Rating
4 8 A
6 AWG - USE COPPER WIRE ONLY - 22 in-lb- Strip 8mm
NOTE
1. The installer must provide circuit breaker protection according to local codes. The utility disconnect
should be within sight of the UPS or have an appropriate lock-out. Maintain service space around the
UPS or use flexible conduit.
2. The installer must provide output distribution panels, circuit breaker protection or emergency
disconnects according to local codes. Output circuits must not share a common conduit with any
other wiring.
For best performance, distribute all L-N loads evenly between L1 and L2.
Recommended (Max.) External
Overcurrent Protection
6 0 A
L2 N
OUTPUT
L2 N
0
Output to Load - See Note 1
Recommended Wire
(including ground wire)
(75°C copper wire)
6 A W G
L1 L2 N
60Amp Max. Branch
INPUT
Overcurrent Protection
L1 L2 N
Input to UPS - See Note 2
15
Installation and Configuration
Maximum Wir e Terminal
Accepted by Tightening
Terminal Block Torque
4 A W G
(2.48N-m )
L1
L1
0
22 i n-l b