In-Pipe Retro – 240 V, 251 to 500 ft
In-Pipe Freeze Protection Heating Cable Installation Instructions
APPROVALS
Note: This product
is suitable for use in
potable water.
-PS,X/D
Made in Canada
KIT CONTENTS
Item
Qty
Description
A
1
Temperature controller with 25 ft (7.6 m) sensor lead
B
2
1-1/4 inch pipe adaptor parts
C
2
1 inch pipe adaptor parts
D
1
Nut for plastic tee fitting
E
1
Metal junction box with cover
F
1
Heating cable with plastic tee fitting
G
1
Installation instructions (English and French)
WARNING:
FIRE AND SHOCK HAZARD. In-Pipe Retro must be
installed correctly to ensure proper operation and to
prevent shock, fire or damage to the pipe. Read these
important warnings and carefully follow all the installation
instructions.
• Power must be supplied from a 240 Vac, 15 or 20A
circuit with 30-mA ground-fault equipment protection.
• The electrical connection must be made by a qualified
electrician.
• In-Pipe Retro must not be used in insulated pipe. For
insulated pipes use nVent RAYCHEM In-Pipe Miser.
DESCRIPTION
nVent RAYCHEM In-Pipe Retro-240 is a high wattage in-pipe
heating cable designed for freeze protection of 1 inch or 1-1/4
inch uninsulated polyethylene water pipes. It is made with a tough
mineral insulated cable for long life and years of trouble-free service.
To comply with nVent's, NEC and CEC requirements for ground-fault
protection of equipment and to prevent fire, use a separate 240-volt
grounded circuit breaker with 30-mA ground fault protection. Please
leave these instructions with the homeowner.
Note: For use only with the following pipe types.
I.D. Series 75 & 100 (PE 1404) (SIDR 9)
I.D. Series 125 (PE 2306, 2406 or 3406 resin) (SIDR 11.5)
I.D. Series 160 (PE 3408 resin) (SIDR 9)
TOOLS REQUIRED
• Screwdriver
• Electrician's fish tape
• 6 ft (2 m) of strong string or rope
ADDITIONAL MATERIALS REQUIRED
• (4) mounting screws for temperature controller
• Duct tape
• For cables up to 410 ft (125 m): 240 V, 15 A circuit breaker with
30-mA ground-fault protection
• For cables over 410 ft (125 m): 240 V, 20 A circuit breaker with
30-mA ground-fault protection
• The heating cable must be installed in accordance with
local and national electrical codes.
• Do not use with any voltage other than 240 Vac.
• The temperature controller must be installed in a dry
location.
• Do not unduly work or bend the cable (minimum inside
bend radius is 6 times the outside diameter of the
heating cable). Bend gently and avoid repeated sharp
bends, pinching, crimping, or flattening.
• Do not cut the heating cable or alter the heating cable
length.
• Pipe wrench
• Rubber mallet
• Wooden block
A
B
C
D
E
• The heating cable must not pass through a pitless
adaptor, valve or shut off of any kind.
• Do not install this heating cable on the outside of
piping.
• Do not energize the system until installation is
complete and the pipe is filled with water. Never
energize the system if the pipe is not filled with water.
• The temperature sensor must contact the pipe at all
times or it could sense an incorrect temperature.
G
F
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