Watlow Heater Catalog

Immersion Heaters

WATROD Plate Flange Immersion Heaters Application: Forced Air and Caustic Solutions • 2 1 / 2 inch flange (bolt pattern matches 2 1 / 2 inch - 150 lb ANSI flange) • WATROD elements • Not available with thermowell or thermostat • General purpose or moisture-resistant enclosures

2 1/2" PLATE FLANGE

General Purpose

⁄ in. (9.5 mm)

0.430 in. (10.9 mm) Dia. Elements

7 in. (178 mm)

1 ⁄ in. O.D. (47.6 mm)

4 in. Ref. (102mm)

3 in. (76 mm) Cold (Ref.)

2 ⁄ in. O.D. (65.1 mm)

“B”

Moisture Resistant

1

⁄ in. (9.5 mm)

0.430 in. (10.9 mm) Dia. Elements

7 in. (178 mm)

1 ⁄ in. O.D. (47.6 mm)

4 in. Ref. (102mm)

3 in. (76 mm) Cold (Ref.)

2 ⁄ in. O.D. (61.9 mm)

“B”

# Circ.

“B” Dim.

Ship Wt. lbs (kg)

Part Number

Part Number

Description Volts

kW Ph

in.

(mm)

General Purpose Enclosure

Moisture-Resistant Enclosure

30 W/in 2 Steel Flange 3-Alloy 800 Elements (4.7 W/cm 2 )

1 17 3 / 4 1 17 3 / 4

FLN17N12S FLN17N13S FLN18A12S FLN18A13S FLN30A12S FLN30A13S

FLN17N12W FLN17N13W FLN18A12W FLN18A13W

240 3.0 480 3.0 240 4.0 480 4.0 240 6.0 480 6.0

3 3 3 3 3 3

2" PLATE FLANGE (451) 22 (457) 22 (457) 22 (762) 27 (762) 27 6 in. (152 mm) (451) 22

(10) (10)

1 18 1 18 1 30 1 30

⁄ in. (14.3 mm) (10) (10)

0.430 in. (10.9 mm) Dia. Elements 1 ⁄ in. O.D. (47.6 mm) FLN30A12W FLN30A13W

(13) (13)

4 in. Ref. (102mm)

Note: All flange bundles are designed to fit the inside diameter of the equivalent standard schedule pipe

2 in. (51 mm) Cold (Ref.) “B”

2 ¾ in. O.D. (70 mm)

2

⁄ in. (14.3 mm)

0.430 in. (10.9 mm) Dia. Elements 1 ⁄ in. O.D. (47.6 mm)

6 in. (152 mm)

4 in. Ref. (102mm)

2 in. (51 mm) Cold (Ref.) “B”

4 ½ in. O.D. (114 mm)

2 1/2" SQUARE PLATE FLANGE W/(3) 0.430 ELEMS

283