Middleby Marshall PS638E - Electric Supply for Heated Ovens

18 
CIRCUIT BREAKER
Separate circuit breaker with lockout/tagout electrical shutoff
for each oven. Wire each oven separately. 100 Amp circuit
breaker for 208-240V, or 50 Amp circuit
breaker for 380-480V.
ELECTRICAL SPECIFICATIONS
DOMESTIC: 208V main blower motors and elements, 3
Phase, 63 Amp draw, 50/60 Hz, 208-240V control circuit, 3
pole, 4 wire system per oven (3 hot, 1 ground).
Do NOT use conduit for ground.
-or-
DOMESTIC: 240V main blower motors and elements, 3
Phase, 54 Amp draw, 50/60 Hz, 208-240V control circuit, 3
pole, 4 wire system per oven (3 hot, 1 ground).
Do NOT use conduit for ground.
-or-
EXPORT: 22kW 380V elements, 3 Phase, 39 Amp draw,
50/60 Hz, 208-240V control circuit and main blower motor, 4
pole, 5 wire system per oven (3 hot, 1 neutral, 1 ground).
Do NOT use conduit for ground.
-or-
EXPORT: 18kW 380V elements, 3 Phase, 37.4 Amp draw,
50/60 Hz, 208-240V control circuit and main blower motor, 4
pole, 5 wire system per oven (3 hot, 1 neutral, 1 ground).
Do NOT use conduit for ground.
Typical PS638-Series Oven Installation
ELECTRICAL RATING
22.0 kW/hr.
SUPPLY WIRE
Supply wire size must be in accordance with the National
Electrical Code (current edition) and must be in compliance
with local codes.
NOTE: The electrical terminal connection marked “MP”
located inside the control compartment is designated for the
blue (neutral) wire to the oven. See the electrical wiring
diagram/schematics in Section 6 of this manual.
SUGGESTED
If space permits, service should be located near the control
console end of the oven(s) to allow convenient access to
safety switches.