Deltatherm DTC120-G User manual

Roof Deicing
Roof Deicing Q.I.G.
leaders in engineered heat trace
1
2
3
Wired to Enclosed
Contactor Panel
DTC120-G is designed to detect snow
or ice, and automatically activates
contactors/relays for roof, gutter and
downspout deicing cable(s).
DTC120-G INCLUDES:
DTC Control Panel1.
GS Gutter Sensor (up to 4)2.
OTS-F1 Ambient Thermostat3.
OPTIONAL ITEMS:
RID (Remote Indicator and4.
Activation Timer)
Enclosed Contactor Panel5.
WARNING: This device must be installed by a qualified electrician. All assembly, installation, and test instructions must be followed. Improper
installation can result in property damage, serious injury, and/or death due to electric shock. Call Delta-Therm at 1-800-526-7887 with any
installation or operating questions.
Finished
Install
NOTE: The National Electri-
cal Code (NEC) requires
30mA Ground Fault Protec-
tion Equipment (GFPE) on
this system. Check with all
local codes prior to instal-
lation.
4 (Optional)
RG
OTS-F1
TIMER ON
SYSTEM ON
RESET
TIMER
DELTA-THERM
START
125
4
36
14
3
25
TBTBTATA
RID
OTS-F1
Outdoor
Temperature
Probe
Neutral (TA2)
Switchleg, (TA4)
Line (TA1)
Black
Red
White
Green
C_DTC_G_Contactor_1009_QIG
GS
OTS-F1
125
4
36
14
3
25
TBTBTATA
Black
Neutral TA2, Neutral
Switchleg, TA4
Line, TA1
OTS-F1 Outdoor
Temperature
Probe
Jumper
TA1 -TA3
(Field
Installed)
Red
White
Green
5 (Optional)
DTC120-G
5
Wiring DTC120-G
to Enclosed
Contactor Panel
6
Installing and
Wiring RID
DELTA-THERM.COM Toll Free [phone] [email protected]
Power
Relay
Panel
RID OTS-F1
Heating Cable Line In
3-wire
Switched
120 V
120 V Control Line Vo ltage
From Power Distribution Panel
2-wire
4-wire
Low Voltage Wiring from DTC
DTC-120
Outdoor
Temperature
Probe
Power
Distribution
Panel
Heating Cable Load In
GS
Contactor
Panel
1
2
3
4Optional
Power Control
Panel With
GFPE
5 Optional
Quick Install Guide
DTC120-G to Contactor Panel
DELTA-THERM Corp., 6711 Sands Rd Ste A Crystal Lake, IL 60014 [phone]

[phone]
125
4
36
14
3
25
TBTBTATA
GS
Black
Red
White
Green
Outdoor
Temperature
Probe
125
4
36
14
3
25
TBTBTATA
Mounting Points (4)
Use as Ground
with PVC Pipe
Mounting
Points
Use as
Ground
with PVC
Pipe
TB5
TB3
yellow
black
TB4red
TB6green
125
4
36
14
3
25
TBTBTATA
Side View GS
NOTE: Wire up to four GS sensors in parallel.
Sensor Wiring
Back to DTC
NOTE: Wire up to four GS sensors in parallel.
Plan View (GS)
Sensor Wire
Back to DTC
2.25”
Deicing Cable
Side View (GS)
Gutter
1
Installing the
DTC120-G
Control Panel
The DTC (NEMA 1) Control
Panel must be installed by a
qualified electrician.
2
Installing the
GS Sensors
Locate the GS gutter sensor
in the gutter in an area most
indicative of snow and moisture
exposure.
The GS sensor has moisture
sensors on both sides.
The GS sensor wire is plenum
rated and can be installed
exposed or in conduit.
3
Wiring the GS
Sensor
The DTC (NEMA 1) Control
Panel must be installed by a
qualified electrician.
4
Wiring
OTS-F1

Roof Deicing Q.I.G. [phone]
125
4
36
14
3
25
TBTBTATA
GS
Black
Red
White
Green
Outdoor
Temperature
Probe
125
4
36
14
3
25
TBTBTATA
Mounting Points (4)
Use as Ground
with PVC Pipe
Mounting
Points
Use as
Ground
with PVC
Pipe
TB5
TB3
yellow
black
TB4red
TB6green
125
4
36
14
3
25
TBTBTATA
Side View GS
NOTE: Wire up to four GS sensors in parallel.
Sensor Wiring
Back to DTC
NOTE: Wire up to four GS sensors in parallel.
Plan View (GS)
Sensor Wire
Back to DTC
2.25”
Deicing Cable
Side View (GS)
Gutter
1
Installing the
DTC120-G
Control Panel
The DTC (NEMA 1) Control
Panel must be installed by a
qualified electrician.
2
Installing the
GS Sensors
Locate the GS gutter sensor
in the gutter in an area most
indicative of snow and moisture
exposure.
The GS sensor has moisture
sensors on both sides.
The GS sensor wire is plenum
rated and can be installed
exposed or in conduit.
3
Wiring the GS
Sensor
The DTC (NEMA 1) Control
Panel must be installed by a
qualified electrician.
4
Wiring
OTS-F1

Roof Deicing
leaders in engineered heat trace
Quick Install Guide
DELTA-THERM Corp., P.O. Box 345, Wauconda, IL 60084 [phone] Fax [phone]
1
2
3
Wired to Enclosed
Contactor Panel
DTC120-G is designed to detect snow
or ice, and automatically activates
contactors/relays for roof, gutter and
downspout deicing cable(s).
DTC120-G INCLUDES:
DTC Control Panel1.
GS Gutter Sensor (up to 4)2.
OTS-F1 Ambient Thermostat3.
OPTIONAL ITEMS:
RID (Remote Indicator and4.
Activation Timer)
Enclosed Contactor Panel5.
WARNING: This device must be installed by a qualified electrician. All assembly, installation, and test instructions must be followed. Improper
installation can result in property damage, serious injury, and/or death due to electric shock. Call Delta-Therm at 1-800-526-7887 with any
installation or operating questions.
Finished
Install
NOTE: The National Electri-
cal Code (NEC) requires
30mA Ground Fault Protec-
tion Equipment (GFPE) on
this system. Check with all
local codes prior to instal-
lation.
4 (Optional)
RG
OTS-F1
TIMER ON
SYSTEM ON
RESET
TIMER
DELTA-THERM
START
125
4
36
14
3
25
TBTBTATA
RID
OTS-F1
Outdoor
Temperature
Probe
Neutral (TA2)
Switchleg, (TA4)
Line (TA1)
Black
Red
White
Green
C_DTC_G_Contactor_1009_QIG
GS
OTS-F1
125
4
36
14
3
25
TBTBTATA
Black
Neutral TA2, Neutral
Switchleg, TA4
Line, TA1
OTS-F1 Outdoor
Temperature
Probe
Jumper
TA1 -TA3
(Field
Installed)
Red
White
Green
5 (Optional)
DTC120-G
5
Wiring DTC120-G
to Enclosed
Contactor Panel
6
Installing and
Wiring RID
DELTA-THERM.COM Toll Free [phone] [email protected]
Power
Relay
Panel
RID OTS-F1
Heating Cable Line In
3-wire
Switched
120 V
120 V Control Line Vo ltage
From Power Distribution Panel
2-wire
4-wire
Low Voltage Wiring from DTC
DTC-120
Outdoor
Temperature
Probe
Power
Distribution
Panel
Heating Cable Load In
GS
Contactor
Panel
1
2
3
4Optional
Power Control
Panel With
GFPE
5 Optional