Heater Catalog (Section) - Immersion Heaters - Watlow

7½ in. Ref.(191 mm)75⁄8 in.(193.7 mm)Immersion Heaters“D”3 in. - 150# ANSI Flange“F”WATROD and FIREBAR ANSI 5¾ Flangein. Ref.(146 mm)Immersion HeatersOptional Moisture/Explosion ResistantEnclosure Without Thermostat75⁄8 in.(193.7 mm)76“D”3 in. - 150# ANSI FlangeFLANGE HEATER EXPLOSION RESISTANT AND MOISTURE/EXPLOSION RESISTANT ENCLOSURES WITHOUT THERMOSTATTerminal Enclosure DimensionsGeneral Purpose & Moisture Resistant EnclosuresANSI Flange “F” “K” “K”Size Thickness With Without “D”7½ in. “K” Ref.in. in. (mm) Thermostat Thermostat in. (mm)(191 mm)3 15 /16 (23.8) 5 3 /4 (146) See heater dwg. 7'K'1 /2 (191)4 15 /16 (23.8) 5 3 /4 (146) See heater dwg.4" = 797/8(229)5¾ in.Note: 5 thru 12 in. (127 thru 305 mm) flange dimensions are on catalog“F”(146 mm)heater drawings.5" = 8 7/8“D”3 and 4 in. - 150# ANSI FlangeMoisture/Explosion Resistant EnclosuresANSI Flange “F” “K” “K” 6" = 9 7/8Size Thickness With Without “D”in. in. (mm) Thermostat Thermostat 8" = 12 in. 1/8 (mm)3 15 /16 (23.8) N/A N/A 710" = 14 /2 (191)5/83" AND 4" FLANGE4 15 /16 (23.8) N/A 7 7 /8 (200.0) 9 (229)7½ in. Ref.77⁄8 in.(191 mm)5 12" = 17 1/4(200 mm)/16 (23.8) 8 7 /8 (225.4) 8 7 /8 (225.4) 10 (254)FLANGE HEATER EXPLOSION RESISTANT AND MOISTURE/6 1 (25.0) 9 7 /8 (250.8) 9 7 /8 (250.8) 11 (280)EXPLOSION RESISTANT ENCLOSURES WITH THERMOSTAT14" = 19 3/88 1 1 /8 (28.6) 12 1 /8 (308.0) 12 1 /8 (308.0) 13 1 /2 (343)“F”“F” 10 1 3 /16 (30.2) 14 5 /8 (371.5) 14 5 /8 (371.5) 16 (407)“D”124 to 14 in. - 150# ANSI Flange1 1 /4 (32.0) 17 1 /4 (438.0) 17 1 /4 (438.0) 19 (483)14 1 3 /8 (34.9) 19 3 /8 (492.1) 19 3 /8 (492.1) 21 (534)4" TO 14" FLANGEOptional Moisture/Explosion ResistantEnclosure With ThermostatE HEATER EXPLOSION RESISTANT AND MOISTURE/ION RESISTANT ENCLOSURES WITHOUT THERMOSTAT FLANGE HEATER EXPLOSION RESISTANT AND MOISTURE/EXPLOSION RESISTANT ENCLOSURES WITHOUT THERMOSTAT75⁄8 in.“K”(193.7 mm)“K”877⁄8 in.(200 mm)“D”3 and 4 in. - 150# ANSI Flange5¾ in. Ref.(146 mm)7½ in. Ref.(191 mm)“F”“D”5 to 14 in. - 150# ANSI Flange“F”'K'4" = 7 7/85" = 8 7/86" = 9 7/877⁄8 in.(200 mm) 8" = 12 1/8Optional GeneralPurpose/MoistureResistant EnclosureWith Thermostat10" = 14 5/812" = 17 1/414" = 19 3/8'K'5" = 8 7/8“K” “K”6" = 9 7/88" = 12 1/810" = 14 5/812" = 17 1/414" = 19 3/895⁄16 in. 95⁄16 in.(237 mm) (237 mm)Optional MoistureResistant EnclosureWith Thermostat“K”“K”95⁄16 in. 95⁄16 in.(237 mm) (237 mm)4" TO 14" FLANGE“F”“D”to 14 in. - 150# ANSI FlangeMA 3" 1 NEMA or 4 WITH 1 or 4 T'STAT WITH T'STAT 4" NEMA 4" 1 NEMA or 4 W/ 1 or T'STAT 4 W/ T'STAT3" AND 4" FLANGE4" TO 14" FLANGETo order: Reference the Ordering Information on page 306 Note: Dimensions for all 5 to 14 in. flange heaters with General PurposeFLANGE HEATER EXPLOSION RESISTANT AND MOISTURE/or Moisture Resistant Enclosure with thermostats are identical to unitsEXPLOSION RESISTANT ENCLOSURESFLANGEWITHHEATERTHERMOSTATEXPLOSION RESISTANT AND MOISTURE/ supplied without thermostats.3 in.-150# 3 in.-150# ANSI Flange ANSI FlangeEXPLOSION RESISTANT ENCLOSURES WITH THERMOSTATWATLOW ®*Dimensions *Dimensions for all 5"-14" for all Flange 5"-14" Heaters Flange Heaters with General with General Purpose Purpose243TER EXPLOSION RESISTANT AND MOISTURE/RESISTANT ENCLOSURES WITHOUT THERMOSTAT“D” “D”3 in. - 3150# in. - 150# ANSI ANSI Flange Flange“F”“F”or Moisture or Moisture Resistant Resistant Enclosures Enclosures with Thermostats with Thermostats are identical are identicalto units to supplied units supplied without without Thermostats. Thermostats.“D” “D”4 in. - 4150# in. - 150# ANSI ANSI Flange Flange“F”“F”