Getting Started 14
Safety agency requirements dictate that there must be a way to physically disconnect the AC mains
cable from the unit. A disconnect device, either a switch or circuit breaker must be meet the input
rating requirements at 30A in 200 Vac. The disconnect device provided in the nal installation must
be close to the instrument, must be easily accessible, and must be marked as the disconnect device
for this instrument.
2.2 Fuse Replacement
This power supply does not require a fuse that is user replaceable. There is an internal fuse, in which if blown, may
indicate a malfunction in the unit. In this event, contact B&K Precision.
A disassembling of the case or changing the fuse not performed by an authorized service technician will void the warranty
of the instrument.
2.3 Rackmount Installation
The MR series power supplies are designed to t in a space of two rack units (2U) and can be mounted in a standard
19-inch rack panel or cabinet. Rack mount brackets must be assembled before mounting the unit in a rack. Refer to the
following gure to assemble the rack mount brackets.
Figure 2.3 Rack Mount Bracket Assembly