Heater Catalog (Section) - Immersion Heaters - Watlow

Immersion HeatersWATROD and FIREBAR Screw PlugImmersion Heaters®®Application: Lightweight Oilsand Heat Transfer Oils• 1 1 /4 inch NPT screw plug5• WATROD elements• Without thermostat• General purpose or moisture/explosionresistantenclosure1.25" WATROD6General Purpose45⁄8 in. Dia.(117.5 mm)4 in.(102 mm)Moisture/Explosion-Resistant53⁄8 in. Dia.(136.5 mm)4¼ in.(108 mm)¾ in. NPT KnockoutThermowell0.315 in. (8 mm) Dia. Element(s)13⁄8 in.(34.9 mm)Bundle115⁄16 in. (49.2 mm) Cold (Ref.)¾ in. NPT Hubs"B"Thermowell0.315 in. (8 mm) Dia. Element(s)13⁄8 in.(34.9 mm)Bundle115⁄16 in. (49.2 mm) Cold (Ref.)"B"“B” Dim. PartShip Wt. PartShip Wt.Description Volts kW Ph in. (mm) Number Del. lbs (kg) Number 7 Del. lbs (kg)General Purpose Enclosure Moisture/Explosion-Resistant Enclosure23 W/in 2 4 120/240 0.50 1 6 3 /8 (161.9) BES6G6S RS 4 (2) BES6G6C RS 7 (4)Steel Plug120/240 0.50 1 7 3 /8 (187.3) BES7G6S RS 4 (2) BES7G6C RS 7 (4)2-Steel120/240 0.70 1 8Elements/8 (225.4) BES8R6S RS 5 (3) BES8R6C RS 8 (4)(3.6 W/cm 2 ) 120/240 0.75 1 10 1 /16 (255.6) BES10B6S RS 5 (3) BES10B6C RS 8 (4)120/240 1.00 1 12 3 /4 (324.0) BES12N6S RS 6 (3) BES12N6C RS 9 (4)120/240 1.50 1 19 3 /8 (492.1) BES19G6S RS 7 (4) BES19G6C RS 10 (5)120/240 2.00 1 25 3 /8 (644.5) BES25G6S RS 8 (4) BES25G6C RS 11 (5)120/240 3.00 1 36 7 /8 (936.6) BES36R6S RS 9 (4) BES36R6C RS 12 (6)RAPID SHIP• RS - Next day shipmentup to 5 piecesNote: All screw plug bundles are designed to fit the inside diameter ofthe equivalent mating coupling. They will not fit into the equivalent pipeinside diameter.4 Wired for higher voltage7 CSA certified onlyWATLOW ®207