Maytag Commercial Laundry 27 Inch Commercial Electric Stack Installation Guide - Manuel (Page 11)

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Then choose a 4-wire power supply cord with ring or
spade terminals and UL listed strain relief. The 4-wire
power supply cord, at least 4 ft. (1.22 m) long, must
have four 10-gauge copper wires and match a 4-wire
receptacle of NEMA Type 14-30R. The ground wire
(ground conductor) may be either green or bare. The
neutral conductor must be identified by a white cover.
Electric Dryer Power Supply Cord
If using a power supply cord:
Use a UL listed power supply cord kit marked for use with clothes
dryers. The kit should contain:
■
A UL listed 30-amp power supply cord, rated 120/240 volt
minimum. The cord should be type SRD or SRDT and be at
least 4 ft. (1.22 m) long. The wires that connect to the dryer
must end in ring terminals or “U” shaped spade terminals
with upturned ends.
■
A UL listed strain relief.
If your outlet looks like this:
4-wire
receptacle
(14-30R)
3-wire
receptacle
(10-30R)
Then choose a 3-wire power supply cord with ring
or spade terminals and UL listed strain relief. The
3-wire power supply cord, at least 4 ft. (1.22 m)
long, must have three 10-gauge copper wires and
match a 3-wire receptacle of NEMA Type 10-30R.
If your outlet looks like this:
ELECTRIC DRYER ELECTRICAL REQUIREMENTS (U.S.A. ONLY)
Direct Wire
If connecting by direct wire:
Direct wire cable must match power supply (4-wire or 3-wire)
and be:
■
Flexible armored cable or nonmetallic sheathed copper cable
(with ground wire), covered with flexible metallic conduit.
All current-carrying wires must be insulated.
■ 10-gauge solid copper wire (do not use aluminum).
■
At least 5 ft. (1.52 m) long.