Over the Side Immersion Heaters DT and RDT Tank Heaters OT Side Mount Heaters OS Salt Bath Immersion Heaters

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Depending upon sheath material and watt density considerations, OT Immersion Heaters can be used to heat many various solutions. See guidelines in Engineering and Technical Section. Easily installed or removed for cleaning, inspection or moved to improve heat distribution Narrow profile to allow maximum work space in tank Moisture/explosion resistant terminal enclosure Optional cord and plug Specify passivation or other external finishing if required Items equivilant to Chromalox PTH and PTHT are also available. Consult Ogden. .

Sheath Material	A	Watts	Volts	W/Sq. In.	Catalog Number
Copper	2	5000	240	25	OTC-502
		7500	240	38	OTC-752
Steel	2	5000	240	25	OTO-502
		7500	240	38	OTO-752
Stainless Steel	2	5000	240	25	OTS-502
		7500	240	38	OTS-752
Incoloy	2	5000	240	25	OTI-502
		7500	240	38	OTI-752
316 Stainless Steel	2	5000	240	25	OTSS-502
		7500	240	38	OTSS-752

OS OVER-THE-SIDE IMMERSION HEATERS

Generally constructed for salt bath heating at low watt density - Incoloy sheath Easily removable Low profile element height (Sludge legs available) .475" diameter element Moisture/Explosion resistant terminal enclosure

A	B	C	KW	Volts	Watt Dens.	Sheath Material	Catalog Number
11-1/8	13-7/8	4	3	240/480	20	Steel	OSS-138L111R4
11-1/8	15	4	4.5	240/480	20	Steel	OSS-150L111R4
11-7/8	20-5/16	4	6	240/480	20	Steel	OSS-203L118R4
14-5/8	25-9/16	4	7.5	240/480	20	Steel	OSS-255L146R4
11-1/8	13-7/8	4	3	240/480	20	Incoloy	OSI-138L111R4
11-1/8	15	4	4.5	240/480	20	Incoloy	OSI-150L111R4
11-7/8	20-5/16	4	6	240/480	20	Incoloy	OSI-203L118R4
14-5/8	25-9/16	4	7.5	240/480	20	Incoloy	OSI-255L146R4