Benchmark 750-3000 Boiler Installation & Startup Manual
SECTION 2 – INSTALLATION
OMM-0121_D • GF-205 • 5/9/2019 Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST Page 33 of 122
Figure 2-9c: BMK 2500/3000 Power Box Internal Components
NOTES:
• With the exception of the transformer shown in Figure 2-9a 2-9b, and 2-9c, all of the
components in the Power Box are mounted on a DIN rail.
• All electrical conduit and hardware must be installed so that it does not interfere with the
removal of any unit covers, inhibit service/maintenance, or prevent access between the
unit and walls or another unit.
WIRE CONDUITS
POWER
BREAKER
TRANSFORMER
12V POWER
SUPPLY
FUSE BLOCKS (2)
TERMINAL BLOCKS
24V POWER
SUPPLY
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