Middleby Cooking Systems Group PS360/PS360WB - Manual (Page 36)

2-22
SECTION 2
INSTALLATION
6
6
4
5
2
2
3
3
1
5
GAS OVEN ROUGH-IN
UTILITY ROUGH-IN DIMENSIONS AND POSITIONING
GAS SUPPLY
&
ELECTRICAL SUPPLY
PROVIDED BY CUSTOMER
DO NOT USE CONDUIT
FOR GROUND
CIRCUIT BREAKER
1 circuit breaker/fused disconnect switch with
lockout/tagout is required for each oven
cavity. Wire each oven cavity separately.
ELECTRICAL SPECIFICATIONS
220-230V, 1 Ph, 8 Amp draw, 50 Hz, 2 pole, 3
wire system per oven cavity (2 hot, 1 grd).
GAS RATING
Models PS360U/L: 135,000 BTU/HR,
34,020kcal/HR, 40kW/HR
Models PS360WB-U/-L: 170,000 BTU/HR,
42,840kcal/HR, 50kW/HR
MINIMUM GAS METER RATING
600 Ft. 3 /Hour (17m 3 h) for 1 or 2 oven cavities.
1200 Ft. 3 /Hour (34m 3 h) for 3 or 4 oven cavities.
Minimum rating does not take other gas
appliances into consideration. Gas
consumption varies at each site. Total
BTU/HR (kcal/hr) must be calculated on high
flame off of each appliance to determine if
meter needs to be larger.
MINIMUM GAS PIPE SIZE
Natural: 2" (51mm) ID for 1 or 2 oven cavities
with runs up to 200 ft.(61m).
OR
2-1/2" (64mm) ID for 3 or 4 oven cavities with
runs up to 200 ft.(61m)
Must be a dedicated line.
Runs over 200 ft. consult factory
Propane: 1-1/2" (38mm) ID for 1 or 2 oven
cavities with runs up to 200 ft.(61m).
OR
2" (51mm) ID for 3 or 4 oven cavities with runs
up to 200 ft.(61m).
Must be a dedicated line.
Runs over 200 ft. consult factory
Figure 2-31
Oven Rough-In
CAUTION
IT IS REQUIRED THAT THE OVEN BE
PLACED UNDER A VENTILATION
HOOD FOR ADEQUATE AIR SUPPLY
AND VENTILATION.
To
Oven
GAS VALVES
3/4" (19mm) ID full flow gas shut-off valve.
A separate connection and valve must be provided for each oven.
REQUIRED SUPPLY GAS PRESSURE
Natural: 20-30mbar
Propane: 50mbar
SUGGESTED
If space permits, service should be located to the left of the ovens to
allow access to switches and valves.
User Supplied Items:
ITEM
DESCRIPTION
1 2"(51mm) X 2"(51mm) X 3/4"(19mm) TEE
2 3/4"(19mm) X 3"(76mm) NIPPLE
3 3/4" (19mm)FULLFLOW GAS SHUT-OFF VALVE
4 2"(51mm) X 3/4"(19mm) 90° REDUCER ELBOW
5 2"(51mm) ID GAS SUPPLY PIPE LINE-NATURAL GAS
6 15 AMP TOGGLE SWITCH - 2 POLE for GAS
To
Oven
To
Oven
To
Oven