Chromalox®
Installation Instructions
and
RENEWAL PARTS IDENTIFICATION
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| 3/4 - 14 NPT Outlet | |
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SERVICE REFERENCE
DIVISION 4 |
| SECTION | |
SALES | (Supersedes | ||
REFERENCE |
DATE NOVEMBER, 1998
1” |
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3” |
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| (2) 3/8 - 16 |
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| Mounting Lugs | Specifications — Table A |
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Type “J” |
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| Dimensions (In.) | |||
Thermocouple | B |
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Ungrounded | E1 | E2 | kW | Volts | CKT | PH | A | B | C | |
Junction |
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C | A | 0.5 | 120 | 1 | 1 | 14 | 8 | 4 | ||
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| 0.5 | 240 | 1 | 1 | 14 | 8 | 4 | ||
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| 1.0 | 120 | 1 | 1 | 20 | 14 | 10 | ||
1” Thick |
| 1.0 | 240 | 1 | 1 | 20 | 14 | 10 | ||
| 2.0 | 120 | 1 | 1 | 32 | 26 | 22 | |||
Insulation |
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| 2.0 | 240 | 1 | 1 | 32 | 26 | 22 | ||
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| 3.0 | 240 | 1 | 1 | 44 | 38 | 34 | ||
| 3/4 - 14 NPT |
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| Inlet |
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| * (2) 1/2” Conduit |
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| Openings 90˚ Apart |
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| * (2) 1” NPT |
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4” | Hubs |
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* Power and “K” Over temperature |
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| Thermocouple Connections (Not Shown) |
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E1 General Purpose Enclosure | E2 |
GENERAL
WARNING: This heater is not intended for use in haz- ardous atmospheres where flammable vapors, gases, liquids or other combustible atmospheres are pre- sent as defined in the National Electrical Code. Failure to comply can result in explosion or fire.
The
The INCOLOY® sheathed cartridge style heating element is cen- tered in a 304 stainless steel pipe body. High temperature insulation and jacket envelope the pipe body to reduce heat loss. Its screwplug type mounting provides easy removal when necessary.
A Type K thermocouple is located inside the heating element sheath to provide overtemperature protection. Accurate process control can be achieved by means of the Type J thermocouple installed in the heater outlet. (Process and
WARNING: Users should install adequate
INSTALLATION
WARNING: Hazard of Electric Shock. Disconnect all power |
| mounting lugs to support the heater chamber. Refer to figure for | ||
before installing heater. |
| location of these mounting lugs. | ||
1. | Before installing, check your | 6. Mount heaters to permit unrestrained expansion of chamber due | ||
| to temperature. This can be accomplished by using slotted mount- | |||
| damage that may have occurred during shipment. |
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2. |
| ing assembly on either of the lugs. | ||
Check to insure that the line voltage is the same as that stamped on |
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7. Provide adequate space at terminal end to permit withdrawal of | ||||
| the nameplate. | |||
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| the heater from chamber should servicing be required. | ||
Vertical mounting (axis of chamber vertical as in figure above) |
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8. | DANGER: Hazard of Fire. Provide a minimum of 6” spacing | |||
| is preferred. | |||
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| from chamber and related piping to nearest combustible material. | ||
To avoid excess temperatures at electrical wiring, mount heater |
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| Do not operate heater near combustible fluids or in combustible | |||
| with terminal enclosure at bottom, and use lower nozzle as inlet |
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| vapor or gas laden atmosphere. | ||
| to the circulating steam, air or gas. |
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5. | 9. If two or more heaters are required to provide the needed heating | |||
The | ||||
| capacity, arrange them for series gas or vapor flow. | |||
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© 2010 Chromalox, Inc.