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Magnum XS 450 Power System –48 VDC User’s Manual Page 19
Installing circuit breakers in a 28 Circuit Breaker Module on the DIN rail
Figure 3.7-2 Merlin Gerin 28 CB Module Installation Detail
Install the Merlin Gerin Circuit Breaker (CB) to the mounting DIN Rail on the 0M-2186 or 0M-
2579 circuit breaker module with the DIN rail lock positioned toward the main bus. The C60
style CBs should be installed from left to right on the main bus and the C120 style CBs
should be installed from right to left on the main bus for the best use of the main bus
positions.
Enable the CB’s DIN rail lock (the CB may still be moved laterally on the DIN rail for final
positioning. Position the appropriate transition bus on the main bus and inserted in the
opened CB connection area. Secure the transition bus to the main bus with the two M4x16
machine screws (SEMs) provided. Tighten the CB connection tightening screw on the
transition bus.
Any combination of up to 28 Merlin Gerin circuit breakers may be installed on the 28 circuit
breaker module. There are two different types of circuit breaker available: the C60 series
circuit breaker and the C120 series circuit breakers. The two basic types of Merlin Gerin
circuit breakers may be installed in combination as shown in the table below.