Middleby Marshall Model PS536 User Manual download pdf (Page 5)

ENGLISH

Table 1-3: Electrical specifications for electric ovens (per oven cavity)

Main Blower Control Current Draw k W

Voltage Circuit Voltage Phase Freq. L1 L2 L3 N Rating Poles Wires

208V 120V conv. speed control, 3 Ph 60 Hz 50A 50A 50A -- 16.0 kW 4 Pole 4 Wire

drive motor, contactor, at 208V (3 hot, 1 gnd)

& temp. control; all others 208V

230V 120V conv. speed control, 3 Ph 60 Hz 45A 45A 45A -- 16.0 kW 4 Pole 4 Wire

drive motor, contactor, at 230V (3 hot, 1 gnd)

& temp. control; all others 230V

380V * 120V conv. speed control, 3 Ph 50 Hz 25A 25A 28A 5A 16.0 kW 4 Pole 5 Wire (3 hot,

drive motor, contactor, at 380V 1 neutral, 1 gnd)

& temp. control; 380V heating

elements; all others 240V

* 380V model is not approved by or .

SECTION 1 - DESCRIPTION

Table 1-5: Gas orifice and pressure specifications (per oven cavity)

Orifice (Manifold)

Gas Type Main Orifice I.D. Pilot Orifice I.D. Supply (Inlet) Pressure Pressure

Natural 0.0935 (2.3749mm, #42 drill) 0.018 (0.46mm) 4-7 W.C. (9.95-17.4mbar) * 3.5 W.C. (8.7mbar)

Propane 0.0520 (1.3208mm, #55 drill) 0.018 (0.46mm) 11-14 W.C. (27.4-34.9mbar) * 10.5 W.C. (24.9mbar)

* The gas supply pressures shown are for ovens installed in North America. The required gas supply pressures of other locations are

dependent on the local gas type and on all applicable local codes.

Table 1-4: Electrical specifications for gas ovens (per oven cavity)

Main Blower Control Current

Voltage Circuit Voltage Phase Freq. Draw Poles Wires

208/240V 120V conv. speed control, 1 Ph 60 Hz 6A 3 Pole 4 Wire (2 hot, 1 neut, 1 gnd)

drive motor, contactor,

& temp. control; all others

as per line (208/240V)

IMPORTANT

Additional electrical information is provided on the oven's serial plate, and on the wiring diagram inside the machinery

compartment.

1 2 3 4 5 6 7 8 9 10 ... 83 84

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Middleby Marshall Model PS536 User Manual Page 5