Eaton NRX Instruction Manual page 54

Section 6: Dimensional drawings for installation of fi xed circuit breakers
Figure 56. Four-pole fixed breaker - top/side views with centered three-hole horizontal bus adapter in inches (mm).
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Series NRX with PXR - type RF low voltage power (air) circuit breakers instruction manual MN013002ENH03 September 2016 www.eaton.com