Eaton NRX Instruction Manual page 36

Section 5: Dimensional drawings for installation of drawout circuit breakers
Figure 39. Three-pole drawout cassette - top/side views with offset four-hole vertical bus adapters 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