Submittal

HVAC Advanced Products Division
Mitsubishi Electric & Electronics USA, Inc.
3400 Lawrenceville Suwanee Rd.
Suwanee, GA 30024
Tele: 678-376-2900 • Fax: [phone]
Toll Free: 800-433-4822 (#4)
www.mehvac.com
Specications are subject to change without notice.
C SD - CN24RELAY-KIT-CM3 - 1 - 201008 © MITSUBISHI ELECTRIC / HVAC 2010
Certificate Number FM33568
Certificate Number EC97J1227
Mitsubishi Electric Air Conditioning & Refrigeration Systems Works acquired ISO
9001 certification under Series 9000 of the International Standard Organization (ISO)
based on a review of quality warranties for the production of refrigeration and air
conditioning equipment.
ISO Authorization System
The ISO 9000 series is a plant authorization system relating to quality warranties as
stipulated by the ISO. ISO 9001 certifies quality warranties based on the "design,
development, production, installation and auxiliary services" for products built at
an authorized plant.
Mitsubishi Electric Air Conditioning & Refrigeration Systems Works acquired environmental
management system standard ISO 14001 certification.
The ISO 14000 series is a set of standards applying to environmental protection set by the
International Standard Organization (ISO).
Model: CN24RELAY-KIT-CM3
(2)
CN24
CN22
X
X
Remote control board Relay circuit
Adapter
Indoor unit
control board
Outdoor unit
control board
Electric Heater
power source
Electric Heater
or panel
heater
Red1
White 2
• PUHY, PURY-P-
TGMU type Dip
switch SW5-2
“ON”
• PUHY, PURY-P-
YHMU type Dip
switch SW5-10
“ON”
• PUMY series Dip
switch SW4-4
“ON”
Preparations in the field
Maximum cable length
is 10 m (32ft)
White
White 1
Dip switch SW3-4 “ON”
(applicable only when a panel
heater is connected)
CN24
CN22
X
X
Remote control board Relay circuit
Adapter
Indoor unit
control board
Outdoor unit
control board
Electric Heater
power source
Red1
White 2
• PUHY, PURY-P-
TGMU type Dip
switch SW5-2
“ON”
• PUHY, PURY-P-
YHMU type Dip
switch SW5-10
“ON”
• PUMY series Dip
switch SW4-4
“ON”
Preparations in the field
Maximum cable length
is 10 m (32ft)
White
White 1
Dip switch SW3-4 “ON”
(applicable only when a panel
heater is connected)
3
(1) Ducted Indoor Units (Except PEFY-P-NMSU-E)
2
CN4Y
Electric Heater
or panel
heater
White
White
(3)
Non-ducted Indoor Units
CN24
CN22
X
X
Remote control board Relay circuit
Adapter
Indoor unit
control board
Outdoor unit
control board
Electric Heater
power source
Electric Heater
or panel
heater
Red1
White 2
• PUHY, PURY-P-
TGMU type Dip
switch SW5-2
“ON”
• PUHY, PURY-P-
YHMU type Dip
switch SW5-10
“ON”
• PUMY series Dip
switch SW4-4
“ON”
Preparations in the field
Maximum cable length
is 10 m (32ft)
Dip switch SW3-4 “ON”
White
Ducted Indoor Units (PEFY-P-NMSU-E only)
CN24RELAY-KIT-CM3 CONNECTIONS