Light and Medium Weight Oil Applications

NWHO and NWHOB Series

Light and Medium Weight Oil Circulation Heater

3 - 10" ANSI Blind Flange Design
3 - 10" Carbon Steel Pipe Body, 150 Lb Construction
3 - 120 kW
240 and 480V, 1 & 3 Phase
General Purpose, Moisture Resistant/Explosion Resistant, Explosion Resistant or Moisture Resistant Terminal Enclosure
0.475" Dia. Steel Sheath Elements (20 - 23 W/In 2 )
With & Without Side Mounted AR Thermostat (200 - 550°F)
UL, CSA and Other Third Party Approval, Listing or Certification Available

Circulation Heaters - View related products

Description

APPLICATIONS
Light and Medium Weight Oil:
Temperature maintenance and heating of heat transfer oils. Improve flow ability of medium weight oils.

FEATURES
Terminal Enclosure:
E1 General Purpose is standard. E2 Moisture Resistant/Explosion Resistant, E3 Explosion Resistant or E4 Moisture Resistant Enclosures available.
Elements:
0.475" diameter steel sheath elements.
Flange:
3 - 10" ANSI B-16.5 Blind flange with 1 /2 " thermowell for thermostat bulb and a 1 /8 " NPT threaded opening for a thermocouple or RTD.
Vessel:
Pipe body and nozzles are ASTM A53B carbon steel pipe. The end disk is ASTM A516 Grade 70 carbon steel plate. Provided with thermal insulation and painted sheet metal jacket.
Wiring:
Convenient field wiring terminals are provided for easy installation.
Controls:
Series 3 and 6 stock and assembly stock heaters come equipped with side mounted thermostat. Series 18 and 27 are furnished without thermostat..

kW	Volts	Ckt & Phase	Dimensions (In.)			Model No.	Wt. (Lbs.)
kW	Volts	Ckt & Phase	A	B	C	Model No.	Wt. (Lbs.)
Series 3 — 3 inch, 150 lb carbon steel vessel — 3 steel elements (23 W/In2) with side mounted thermostat — 1" NPT pipe inlet and outlet
3	240	1-1	32 15/16	22 1/2	16 1/2	NWHO-03-003P-E1/240	70
3	240	1-3	32 15/16	22 1/2	16 1/2	NWHO-03-003P-E1/240/3P	70
3	480	1-1	32 15/16	22 1/2	16 1/2	NWHO-03-003P-E1/480	70
3	480	1-3	32 15/16	22 1/2	16 1/2	NWHO-03-003P-E1/480/3P	70
4.5	240	1-1	32 15/16	22 1/2	16 1/2	NWHO-03-04P5-E1/240	70
4.5	240	1-3	32 15/16	22 1/2	16 1/2	NWHO-03-04P5-E1/240/3P	70
4.5	480	1-1	32 15/16	22 1/2	16 1/2	NWHO-03-04P5-E1/480	70
4.5	480	1-3	32 15/16	22 1/2	16 1/2	NWHO-03-04P5-E1/480/3P	70
6	240	1-1	42 15/16	32 1/2	26 1/2	NWHO-03-006P-E1/240	80
6	240	1-3	42 15/16	32 1/2	26 1/2	NWHO-03-006P-E1/240/3P	80
6	480	1-1	42 15/16	32 1/2	26 1/2	NWHO-03-006P-E1/480	80
6	480	1-3	42 15/16	32 1/2	26 1/2	NWHO-03-006P-E1/480/3P	80
7.5	480	1-1	55 7/16	45	39	NWHO-03-07P5-E1/480	94
7.5	480	1-3	55 7/16	45	39	NWHO-03-07P5-E1/480/3P	94
9	240	1-1	55 7/16	45	39	NWHO-03-009P-E1/240	94
9	240	1-3	55 7/16	45	39	NWHO-03-009P-E1/240/3P	94
9	480	1-1	55 7/16	45	39	NWHO-03-009P-E1/480	94
9	480	1-3	55 7/16	45	39	NWHO-03-009P-E1/480/3P	94
Series 06 — 5 inch, 150 lb carbon steel vessel — 6 steel elements (23 W/In2) with side mounted thermostat — 2" NPT pipe inlet and outlet
12	240	1-3	41 3/4	30	11 3/8	NWHO-06-012P-E1/240	140
12	480	1-3	41 3/4	30	11 3/8	NWHO-06-012P-E1/480	140
15	240	1-3	48 3/4	37	14 1/8	NWHO-06-015P-E1/240	155
15	480	1-3	48 3/4	37	14 1/8	NWHO-06-015P-E1/480	155
20	240	2-3	60 1/4	48 1/2	20 5/8	NWHO-06-020P-E1/240/2C	176
20	480	1-3	60 1/4	48 1/2	20 5/8	NWHO-06-020P-E1/480	176
25	480	2-3	73 5/8	61 7/8	27 5/16	NWHO-06-025P-E1/480/2C	212
25	480	1-3	73 5/8	61 7/8	27 5/16	NWHO-06-025P-E1/480	212
30	480	2-3	86 5/8	74 7/8	33 7/8	NWHO-06-030P-E1/480/2C	240
30	480	1-3	86 5/8	74 7/8	33 7/8	NWHO-06-030P-E1/480	240
Series 18 — 8 inch, 150 lb carbon steel vessel — 18 steel elements (20 W/In2) — 2-1/2" NPT - pipe inlet and outlet
30	240	3-3	53 1/4	32 11/16	29 3/16	NWHO-18-030P-E1/240	360
30	480	3-3	53 1/4	32 11/16	29 3/16	NWHO-18-030P-E1/480	360
40	240	3-3	60 1/4	39 11/16	36 3/16	NWHO-18-040P-E1/240	436
40	480	3-3	60 1/4	39 11/16	36 3/16	NWHO-18-040P-E1/480	436
50	240	3-3	67 7/8	47 5/16	43 13/16	NWHO-18-050P-E1/240	500
50	480	3-3	67 7/8	47 5/16	43 13/16	NWHO-18-050P-E1/480	500
60	240	3-3	77 3/8	56 13/16	53 5/16	NWHO-18-060P-E1/240	600
60	480	3-3	77 3/8	56 13/16	53 5/16	NWHO-18-060P-E1/480	600
70	240	3-3	86 3/8	65 13/16	62 5/16	NWHO-18-070P-E1/240	660
70	480	3-3	86 3/8	65 13/16	62 5/16	NWHO-18-070P-E1/480	660
80	240	3-3	96 3/8	75 13/16	72 5/16	NWHO-18-080P-E1/240	750
80	480	3-3	96 3/8	75 13/16	72 5/16	NWHO-18-080P-E1/480	750
Series 27 — 10 inch, 150 lb carbon steel vessel — 27 steel elements (20 W/In2) — 3" NPT pipe inlet and outlet
80	240	3-3	77 9/16	52	48 1/2	NWHO-27-080P-E1/240	720
80	480	3-3	77 9/16	52	48 1/2	NWHO-27-080P-E1/480	720
90	240	3-3	81 9/16	56	52 1/2	NWHO-27-090P-E1/240	735
90	480	3-3	81 9/16	56	52 1/2	NWHO-27-090P-E1/480	735
100	480	3-3	87 9/16	62	58 1/2	NWHO-27-100P-E1/480	750
120	480	3-3	97 9/16	72	68 1/2	NWHO-27-120P-E1/480	765
Series 18 - 8 inch, 150 lb carbon steel vessel — 18 baffled steel elements (20 W/In2) — 21/2" NPT pipe inlet and outlet
30	240	3-3	53 1/4	32 11/16	29 13/16	NWHOB-18-030P-E1/240	366
30	480	3-3	53 1/4	32 11/16	29 13/16	NWHOB-18-030P-E1/480	368
40	240	3-3	60 1/4	39 11/16	36 13/16	NWHOB-18-040P-E1/240	442
40	480	3-3	60 1/4	39 11/16	36 13/16	NWHOB-18-040P-E1/480	442
50	240	3-3	67 7/8	47 5/16	43 13/16	NWHOB-18-050P-E1/240	506
50	480	3-3	67 7/8	47 5/16	43 13/16	NWHOB-18-050P-E1/480	506
60	240	3-3	77 3/8	56 13/16	53 5/16	NWHOB-18-060P-E1/240	606
60	480	3-3	77 3/8	56 13/16	53 5/16	NWHOB-18-060P-E1/480	606
70	240	3-3	86 3/8	65 13/16	62 5/16	NWHOB-18-070P-E1/240	666
70	480	3-3	86 3/8	65 13/16	62 5/16	NWHOB-18-070P-E1/480	666
80	240	3-3	96 3/8	75 13/16	72 5/16	NWHOB-18-080P-E1/240	756
80	480	3-3	96 3/8	75 13/16	72 5/16	NWHOB-18-080P-E1/480	756
Series 27 - 10 inch, 150 lb carbon steel vessel — 27 baffled steel elements (20 W/In2) — 3" NPT pipe inlet and outlet
80	240	3-3	77 9/16	52	48 1/2	NWHOB-27-080P-E1/240	726
80	480	3-3	77 9/16	52	48 1/2	NWHOB-27-080P-E1/480	726
90	240	3-3	81 9/16	56	52 1/2	NWHOB-27-090P-E1/240	741
90	480	3-3	81 9/16	56	52 1/2	NWHOB-27-090P-E1/480	741
100	480	3-3	87 9/16	62	58 1/2	NWHOB-27-100P-E1/480	756
120	480	3-3	97 9/16	72	68 1/2	NWHOB-27-120P-E1/480	771

Review the product spec sheet and table to determine valid part numbers. Use the "Part Number Builder" below to determine pricing and availability.

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Example part numbers are shown below. For additional configurations see the Part Number Builder below this table.

NWHO-03-04P5-E1/480/3P

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Heater, 4.5kW. 480V, 3 phase

NWHO-03-006P-E1/480/3P

AUD10,825.00

Availability: 7 weeks

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Heater, 6kW, 480V, 3 phase

NWHO-03-006P-E1/240/3P

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Heater, 6kW, 240V, 3 phase

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Option Descriptions:

(1) Model select from:
NWHO for model NWHO
NWHOB for model NWHOB

(2) Number of Elements select from:
03 for 3 Elements
06 for 6 Elements
18 for 18 Elements
27 for 27 Elements

(3) Wattage select from:
003P for 3 kW
04P5 for 4.5 kW
006P for 6 kW
07P5 for 7.5 kW
009P for 9 kW
012P for 12 kW
015P for 15 kW
020P for 20 kW
025P for 25 kW
030P for 30 kW
040P for 40 kW
050P for 50 kW
060P for 60 kW
070P for 70 kW
080P for 80 kW
090P for 90 kW
100P for 100 kW
120P for 120 kW

(4) Voltage select from:
120 for 120 V
240 for 240 V
480 for 480 V

(5) Power select from:
Nothing(leave field blank) for 1 Phase Power
/3P for 3 Phase Power
Note: All combinations may not be valid, check spec sheet for valid part numbers.