Step 7: Electrical Requirements, Connection & Grounding - Thermador PRD486JDGU Installation Manual

Step 7: Electrical Requirements, Connection & Grounding
• Prior to servicing appliance, always disconnect
appliance is hard-wired to power supply, disconnect power to unit by turning off the proper circuit breaker or
disconnecting the proper fuse. Lock service panel to prevent power from being turned ON accidentally.
Dual Fuel range models can be connected or
MODEL
TYPE
36"
48"
• A neutral supply wire must be provided from the power
source (breaker/fuse panel) because critical range
components, including the surface burner spark re-
ignition module, require 120 VAC to operate safely and
properly.
WARNING:
An improper 120/ 240 VAC power supply will
cause malfunction, damage to this appliance,
and possibly create a condition of shock hazard.
• If the correct power supply circuit is not provided, it is
the responsibility and obligation of the installer and
user to have proper power supply connected. This
must be accomplished in accordance with all
applicable local codes and ordinances by a qualified
electrician. It is the responsibility of the installer to
ensure compliance of local codes. In the absence of
local codes and ordinances, the power supply
connection shall be in accordance with the National
Electric Code.
• Observe all governing codes and ordinances when
grounding. In the absence of these codes or
ordinances observe National Electrical Code ANSI/
NFPA No. 70 current issue. See the following
information in this section (Step 7) for grounding
method.
• Electrical wiring diagrams and schematics are attached
behind the Door Trim of the range, for access by a
qualified service technician (see Figure 5 page 9).
• The ranges are to be connected to a 240/208 VAC
power supply.
English 16
appliance electrical supply cord, if so equipped, from wall receptacle. If
hardwired to the power supply as described on page 17.
Chart B: Electrical Supply Circuit Requirements
VOLTAGE
240/208 VAC
240/208 VAC
CIRCUIT
RATING
40 Amps
50 Amps
Dual Fuel models must be connected to the power supply
utilizing one of the following methods. For all methods of
connection, the length of the cord or conduit/wiring must
allow the unit to be slid completely out of the cabinet
without having to unplug or disconnect the unit from the
power supply. Recommended minimum free length of cord
or conduit is 4ft (1.2m). Electrical installations and
grounding must be in accordance with all local codes and
ordinances, and/or the National Electric Code, as
applicable.
Terminal Block
Location
FREQUENCY
60 Hz.
60 Hz.
Figure 11: Terminal Block Location
PHASE
Single
Single