Pressure Rated Flanged Immersion Heaters – Electrical Terminations

/Tempco/Data-Assets/11-Process-Images/WebType1N.jpg

Type 1N Terminal Box

For heaters having no thermostat:

Flange Size “K” “L” Conduit Opening
in mm in mm
 3 4/1/08 4/14/00 3/1/16  78 1-1/8
 4 6 152 4 102 1-1/8
 5 6/3/08 6/10/00 4 102 1-1/8
 6 7/13/16 7/16/00 5/3/08 5/16/00 1-1/8
 8 9/7/08 9/7/00 5/3/08 5/16/00 1-3/8
10 11/3/04 10/24/00 6 152 1-3/4
12 13-3/4 349 6 152 1-3/4
14 15-1/4 387 6 152 1-3/4
/Tempco/Data-Assets/11-Process-Images/WebType1N.jpg

Type 1T Terminal Box

:For heaters with a thermostat::

Flange Size “K” “L” Conduit Opening
in mm in mm
 3 4/1/08 105 6 152 1-1/8
 4 6 152 6 152 1-1/8
 5 6/5/08 168 6 152 1-1/8
 6 7/13/16 198 6 152 1-1/8
 8 9/7/08 251 6 152 1-3/8
10 CALL TEMPCO
12
14
/Tempco/Data-Assets/11-Process-Images/WebCat190A.jpg

Type 2N Terminal Box

For heaters having no thermostat: NEMA 4 rating requires the use of the cover gasket.

/Tempco/Data-Assets/11-Process-Images/WebCat190D.jpg

Type 2T Terminal Box

For heaters with thermostat: NEMA 4 rating requires the use of the cover gasket.

/Tempco/Data-Assets/11-Process-Images/WebCAT190C.jpg

Type 3N Terminal Box

For heaters having no thermostat: NEMA 4 rating requires the use of the cover gasket.

/Tempco/Data-Assets/11-Process-Images/WebCat190B.jpg

Type 3T Terminal Box

For heaters with thermostat: NEMA 4 rating requires the use of the cover gasket.

/Tempco/Data-Assets/11-Process-Images/WebCat190E.jpg

Type 4N Terminal Box

For heaters having no thermostat:

Flange Size “K” “L” Conduit Opening
in mm in mm
 6 8 203 6 152 2
 8 10 254 6 152 2
10 13-3/4 349 6 152 2-1/2
12 15-5/8 397 6 152 2-1/2
14 17-1/4 438 6 152 2-1/2
/Tempco/Data-Assets/11-Process-Images/WebCat190E.jpg

Type 4T Terminal Box

For heaters with thermostat:

Flange Size “K” “L” Conduit Opening
in mm in mm
 6 8 203 6 152 2
 8 10 254 6 152 2
10 13-3/4 349 7/1/02 191 2-1/2
12 15-5/8 397 7/1/02 191 2-1/2
14 17-1/4 438 7/1/02 191 2-1/2

Type 5N Terminal Box

For heaters having no thermostat:

Flange Size “K” “L” Conduit Opening
in mm in mm
 6 9/3/08 203 6 152 2
 8 11/1/02 254 6 152 2
10 13-3/4 349 6 152 2-1/2
12 13-5/8 397 6 152 2-1/2
14 17-1/2 438 6 152 2-1/2

Type 5T Terminal Box

For heaters with thermostat:

Flange Size “K” “L” Conduit Opening
in mm in mm
 6 9/3/08 203 7/1/02 191 2
 8 11/1/02 254 7/1/02 191 2
10 13-3/4 349 7/1/02 191 2-1/2
12 13-5/8 397 7/1/02 191 2-1/2
14 17-1/2 438 7/1/02 191 2-1/2

Screw Terminals only

No Housing is needed for this heater.

Excel Automation