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Benchmark Series Boilers Pre-Installation Electrical Power Guide
TAG-0048_Q
• 5/16/2023 Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST Page
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Diagram 1b - BMK750
– 2000: 220 V / 1
/ 50-60 Hz Wiring Schematic
– 3 Wire – INTERNATIONAL
Diagram 2 - BMK2500-5000N: 380-415 V / 3
/ 50-60 Hz Wiring Schematic- 4 Wire
– INTERNATIONAL
Diagram 3: BMK5000/6000: 208 V / 3
/ 60 Hz Wiring Schematic- 4 Wire
– DOMESTIC
480 V / 3
/ 60Hv
or
575 V / 3
/ 60 Hz
208 V / 3
/ 60 Hz
220 V / 1
/ 50-60 Hz
DISCONNECT SWITCH
1 POLE 20 AMP
1 POLE 20 AMP
CIRCUIT BREAKER
380-415 V / 3
/ 50-60 Hz
480 V / 3
/ 60 Hz