Chromalox Big Red Book

Immersion

EMT-3 Clean Water Applications

E1 — Dimensions (Inches)

2" Cold (Ref.) B

5

• 2" NPT Brass Screw Plug • Copper Sheath Elements • High Watt Density (61 - 67 W/In 2 ) • 3 - 12 kW • Without Thermostat • 240 and 480 Volt, Three Phase • General Purpose, Moisture Resistant/Explosion Resistant Terminal Enclosure or Moisture Resistant

2-1/4 Min. Hole Size

4

Thermowell

(3) 0.475" Dia. Elements

Hole for 3/4" Conduit

SCREW PLUG

E2 — Dimensions (Inches)

4-3/4

B

2" Cold (Ref.)

2-1/4 Min. Hole Size

3-3/8

5-3/16 Nom.

Thermowell

(3) 0.475" Dia. Elements

(2) 3/4" NPT Conduit Opening

E4TP — Dimensions (Inches)

5-25/32

B

1/2" NPT Conduit K.O.

2" Cold (Ref.)

2-1/4 Min. Hole Size

4-13/16

Thermowell

(3) 0.475" Dia. Elements

3/4" NPT Conduit Knockout

1/4" NPT Conduit Knockout

Specifications and Ordering Information

E2 Moisture Resistant Explosion Resistant 2

E1 General Purpose 1

E4 Moisture Resistant

No. Elem.

DIM B (In.)

Wt. (Lbs.)

Wt. (Lbs.)

Wt. (Lbs.)

Model

Stock PCN

Model

Stock PCN

Model

Stock PCN

kW Volts Phase W/In 2

EMT-303 EMT-303 EMT-306 EMT-306 EMT-309 EMT-309 EMT-312 EMT-312

S S S S

326220 326238 326246 326254 326262 326270 326289 326297

3 3 6 6 9 9

240 480 240 480 240 480 240 480

3 3 3 3 3 3 3 3

67 67 67 67 65 65 61 61

3 3 3 3 3 3 3 3

7 7

5 5 6 6 7 7 8 8

EMT-303E2 EMT-303E2 EMT-306E2 EMT-306E2 EMT-309E2 EMT-309E2 EMT-312E2 EMT-312E2

NS NS NS NS NS NS NS NS

326300 326318 326326 326334 326342 326350 326369 326377

8 8 9 9

EMT-303E4TP EMT-303E4TP EMT-306E4TP EMT-306E4TP EMT-309E4TP EMT-309E4TP EMT-312E4TP EMT-312E4TP

NS NS NS NS NS NS NS NS

060679 060687 060695 060708 060716 060724 060732 060740

5 5 6 6 7 7 8 8

12 12

17-1/2 17-1/2

NS S

10 10 11 11

S S

12 12

24 24

Stock Status: S = stock NS = non-stock To Order— Specify model, volts, phase, kW, PCN and quantity.

1. Heaters with General Purpose Enclosures are UL Listed and CSA Certified. 2. Heaters with Moisture Resistant/Explosion Resistant Enclosures are C CSA US ® Certified.a “Under the U.S. Federal Safe Drinking Water Act, it is unlawful to install or use this product in any service that comes into contact with water for human consumption (including drinking, food or beverage preparation, hand washing, or teeth brushing). This product is intended exclusively for use in non-potable service.”

B-15