Watlow Heater Catalog

Circulation Heaters

WATROD and FIREBAR Heaters Engine Preheaters

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®

(2) 1 / 4 - 20 Mountin Bolts

(1) Pair Isolator Bushings & Mounting Studs

Figure 2

“L” Mounting Bracket

(4) Mounting Slots 9 / 32 x 3 / 4 in. (7.1 x 19 mm) 3 1 / 8 " (79 mm)

6 3 / 8 " (162 mm)

3 3 / 4 in. (95.3 mm)

3 1 / 8 in. (79.4mm)

(4) Mounting Slots 9 / 32 " X 3 / 4 " (7 mm X 19 mm)

6 3 / 8 in. (161.9 mm)

6 3 / 16 in. (157.2 mm)

4 3 / 8 " (111 mm)

2 in. (51 mm)

1" (25 mm)

1 in. (25 mm)

2 15 / 16 in. (74.6 mm)

2" (51 mm)

3 1 / 2 in. (75 mm) Ref. Diameter

Up Outlet

Inlet

2 1 / 4 " (57 mm) Ref. Diameter

(4) 1 / 4 -20 Bolts, 5 / 8 in. (15.9 mm) Threaded Length

4 5 / 8 in. (117.5 mm)

4 5 / 8 in. (117.5 mm) Nozzle will accept 1" (25 mm) I.D. Hose

1 1 / 2 in. (38 mm)

Overall Length ± 3 / 8 in. (9.5 mm)

2 15 / 16 " (75 mm) Diameter

Drain

(4) 1 / 4 -20 Bolts, 5 / 8 " (16 mm) Threaded Length

4 5 / 8 " (117 mm)

Overall Length

Part Number

Est. Ship.

1 1 / 2 " (38 mm)

4 5 / 8 " (117 mm) Diameter

kW

277VAC 1-Phase

480VAC

Wt.

Overall Length ± 3 / 8 " (10 mm) 3-Phase

in. (mm)

lbs (kg)

Application: Ethylene Glycol/Engine Coolant 1.50 20 7 / 8 (530.2) CPCPB4S12 CPCPB13S12

12 12 12 12 12 12

(6) (6) (6) (6) (6) (6)

2.00 20 7 / 8 (530.2) 2.50 20 7 / 8 (530.2) 3.75 20 7 / 8 (530.2) 4.00 20 7 / 8 (530.2) 5.00 20 7 / 8 (530.2)

CPCPC4S12 CPCPE4S12 CPCPG4S12 CPCPH4S12 CPCPJ4S12

CPCPC13S12 CPCPE13S12 CPCPG13S12 CPCPH13S12 CPCPJ13S12

Figure 3

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®

(4) Mounting Slots 9 / 32 x 3 / 4 in. (7.1 x 19 mm)

3 1 / 8 in. (79.4mm)

6 3 / 8 in. (161.9 mm)

4 3 / 8 in. (111.1 mm)

1 1 / 2 in. (38 mm)

2 in. (51 mm)

2 1 / 4 in. (57.2 mm) Ref. Diameter

1 in. (25 mm)

Inlet

Up Outle t

1 1 / 2 in. (38 mm)

4 5 / 8 in. (117.5 mm)

(4) 1 / 4 -20 Bolts, 5 / 8 in. (15.9 mm) Threaded Length

4 5 / 8 in. (117.5 mm)

Overall Length ± 3 / 8 in. (9.5 mm)

Overall Length

Part Number

Est. Ship.

kW

120/240VAC

208VAC 1-Phase

Wt.

in.

(mm)

1-Phase

lbs (kg)

Application: Ethylene Glycol/Engine Coolant 0.75 15 5 / 8 (396.9) CPBPK2S12

9 9

(4) (4)

1.00 15 5 / 8 (396.9)

CPBPA6S12

362