Tempco Custom Heater Manufacturing

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Silicone Rubber Drum & Pail Heaters

Tempco’s Flexible Drum Heaters are constructed of vulcanized silicone rubber that is resistant to moisture, ozone, fungus and radiation. They are ideal for heating stored viscous fluids inside poly or metal drums to a pourable temperature. When not in use, heaters roll for convenient storage.

*Hazardous Area Rated option available.


 

Design Features for Standard Drum & Pail Heaters

  • Maximum operating temperature: 425°F (218°C).
  • Power cord is 6-foot long, SJO Type 16/3 complete with three-prong plug for 120 VAC models.
    Plugs are not included on 240 VAC models but are available.
  • Surface grounded electrically with internal ground screen.
  • 1250 volts dielectric tested.
  • Vulcanized silicone rubber construction resistant to moisture, ozone, fungus, and radiation.
  • Adjustable thermostat (See Resources for Thermostat details)
  • For plastic and metal drums
  • Agency Approval: C RU US logo

Design Features for Hazardous Area Rated Drum Heaters:

  • Dual setpoint NEMA 7 temperature controller connected to a high temperature limit indicator light
  • Extra wide 8" coverage area
  • Exceptional durability and flexibility
  • Grounded heating element meets NEC 427.23
  • Designed for metal drums

Hazardous Area Rated:
Class l Division 2: Groups A, B, C and D
Class ll Division 2: Groups F and G


 

Specifications:

Physical Description

Heating element is laminated between two layers of 23 mil and two layers of 25 mil fiberglass reinforced silicone rubber.

Power Density: 2.5W/sq.in.

Nominal Silicone Rubber Density: 26 oz/sq.yd.


Electrical Ratings

Wiring from Drum Heater to Controller: 6 ft. liquid-tight conduit

Line Cord from Controller Assembly: 6 ft. industrial power cord

Line Cord Termination:
120V – Hazardous area rated 5-15P plug
240V – No plug, flying leads


Agency Approval:

Tempco SHS, DHR & EHR Silicone Rubber Heaters are UL Recognized in the USA and for Canada under UL File Number E65652 (UL499) Component Recognition Program, and CSA Recognized under CSA File Number 043099. If you require UL/cUL and/or CSA Agency Approval, please specify when ordering.


Thermostat

High Limit Thermostat:

  • Designed to keep blanket below NEC article 500-T rating
    T Rating NEC Temperature Actual High Limit
    T3 392°F (200°C) 292°F (145°C)
    T4A 248°F (120°C) 158°F (70°C)
  • High limit red indicator lamp
  • Attached adjustable dual setpoint thermostat NEMA 7 temperature controller. Moisture and chemical resistant.

Thermostat Range:  25°-325°F/-4°-163°C, dual scale limited by the “T Rating”

Silicone Drum Rubber Heater Graph

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CORPORATE HEADQUARTERS

607 North Central Avenue
Wood Dale, IL 60191-1452 USA
Phone: 630.350.2252   Toll Free: 888.268.6396
Fax: 630.350.0232   Email: info@tempco.com

TEMPCO BRANCH OFFICES
We have Branch Offices located across the United States.


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ISO 9001:2015 Certified Company

TEMPCO MEXICO CITY

Phone: 52.55.2451.4070
Fax: 52.55.5561.6889
Email: info@tempcomexico.com
Website: www.tempcomexico.com


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