English 7
Pr
epar
ation
Electrical Connection
To properly install your oven, you must determine the type of electrical connection
you will be using and follow the instructions provided in this manual.
•
Oven must be connected to the proper electrical voltage and frequency
as specified on the model/serial/rating plate. The model/serial/rating
plate is located below the control panel on combi ovens. See the following
illustrations.
A
Combi. oven
A. Model/serial/rating plate
•
A circuit breaker is recommended.
•
Use the chart below to determine the minimum recommended dedicated
circuit protection.
KW Rating (240 V)
KW Rating (208 V)
Recommended Circuit
Size (Dedicated)
≤4.8 KW
≤4.1 KW
20 Amp
4.9 KW - 7.5 KW
4.3 KW - 6.2 KW
30 Amp
7.3 KW - 9.6 KW
6.3 KW - 8.3 KW
40 Amp
9.7 KW - 12.0 KW
8.4 KW - 10.4 KW
50 Amp
•
Connect directly to the circuit breaker box (or fused disconnect) through
flexible, armored or nonmetallic sheathed, copper cable (with grounding wire).
See “Electrical Connection” section.
•
Flexible conduit from the oven should be connected directly to the junction
box.
•
Fuse both sides of the line.
•
Do not cut the conduit. The length of conduit provided is for serviceability of
the oven.
•
A UL listed or CSA approved conduit connector must be provided.
•
If the house has aluminum wiring, follow the procedure below:
1.
Connect a section of solid copper wire to the ends of the flexible conduit
leads.
2.
Connect the aluminum wiring to the added section of copper wire using
special connectors and/or tools designed and UL listed for joining copper
to aluminum.
Follow the electrical connector manufacturer’s recommended procedure.
Aluminum/copper connection must conform with local codes and industry
accepted wiring practices.
For power requirements for models NQ70M6650D, and NQ70M7770D refer to the
following table.
Model
240 VAC
208 VAC
kW
kW
NQ70M6650D
8.2
6.2
NQ70M7770D
9.5
7.2
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