Tutco SureHeat Max HT Operating Manual
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Tutco SureHeat Max HT Operating Manual

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Max HT Air Heater
FOR SAFETY AND LONG HEATER LIFE,
CAREFULLY READ THIS MANUAL BEFORE USE.

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Summary of Contents for Tutco SureHeat Max HT

  • Page 1 Max HT Air Heater FOR SAFETY AND LONG HEATER LIFE, CAREFULLY READ THIS MANUAL BEFORE USE.

  • Page 2: Specifications

    THANK YOU FOR CHOOSING THE MAX HT AIR HEATER TUTCO MAX HT AIR HEATER The Max HT provides a compact, efficient heater for heating air or inert gases to 1652°F (900°C). The Max HT comes in various power ratings ranging from 18kW to 36kW. The heater is equipped with two (2) type “K”...

  • Page 3: Electrical Shock Hazard

    WARNINGS! TUTCO SureHeat Process Air Heaters contain high watt-density elements and must be controlled carefully to prevent element failure. IMPORTANT: Be sure to read and understand this operating manual before turning the system ON. Follow all checklists shown in the manual. Failure to do so can cause a heat- er failure and may void warranty.
  • Page 4 PRECAUTIONS Use filtered air. Avoid grease, oil, or oil vapors, corrosive or reactive gases which will damage heater. Note: When using compressed air a pressure reduction valve and an oil & water separation unit should be installed to avoid contaminating the heater and reducing heater life. Operate at safe voltages as shown on the Performance Curves (see page 11).
  • Page 5 HEATER MODEL AND PARTS LIST Suggested Suggested Maximum Part Maximum Maximum Replacement wire size for wire size for Amperage Elements Number Wattage Voltage 60°C cable* 90°C cable* F077081 18.0kW 240 – 3Ø 50/60Hz 43.4 F206707 F077082 18.0kW 380 – 3Ø 50/60Hz 27.4 F206662 F077083...
  • Page 6 DIMENSIONS/MOUNTING NOTE: The inlet side of the heater is located where the leads/power feedthrus come out of the housing. Failure to install the heater in its proper orientation can result in heater damage and is not covered under the manufacturer’s warranty. NOTE: The inlet side of the heater is located where the leads/power feedthrus come out of the housing.

  • Page 7: Installation

    • K” THERMOCOUPLE WIRE must be Teflon Coated and Teflon Insulated, note RED is NEGATIVE ( - ). • S1 Type “K” Thermocouple Sensor on heater connects to INLET LIMIT controller. TUTCO SureHeat sets INLET TEMP LIMIT to 300°F/150°C. • S2 Type “K” Thermocouple Sensor on heater connects to EXIT TEMP controller.

  • Page 8: Typical Wiring

        – HEATER     SureHeat Max HT ® * Exit Temp Alarm Relay to open at 905C (1661F) **Inlet Limit Relay to open at 150C (300F) Other settings may damage heater and void warranty.
  • Page 9 OPERATION (with Heater) START-UP REFERENCE PERFORMANCE CURVES CONNECT AIR SOURCE TO HEATER Beginning on page 11 prior to operating heater. TURN ON AIR ENERGIZE MAIN POWER LINE Set pressure or flow to desired operating level. Via disconnect switch or circuit breaker on control cabinet. CONTROL AIRFLOW During operation, with constant airflow, the exit temperature will vary only a few degrees from set point.

  • Page 10: Performance Curves

    PERFORMANCE CURVES The attached performance curves show exit air temperatures at different airfl ows and voltages. MAX HT MAXIMUM PERFORMANCE CURVE...
  • Page 11 PRESSURE DROP FOR MAX HT OPERATING AT 900º C Pressure readings (right side of chart) are measured at the inlet of the heater with no exit restrictions.
  • Page 12 • Verify inlet air temperature is below set point on INLET TEMPERATURE controller. iii.) If there is no continuity on any test, then contact your local TUTCO SureHeat representative for assistance. Remove entire heater assembly from system. Internal components are typically not replaceable.

  • Page 13: Limited Warranty

    LIMITED WARRANTY TUTCO SureHeat warrants that all products to be delivered hereunder will be free from defects in material and workmanship at the time of delivery. TUTCO SureHeat’s obligation under this warranty shall be limited to (at its option) repairing, replacing, or granting a credit at the prices invoiced at the time of shipment for any of said products.
  • Page 14 Textiles Electric Industrial Air Heaters for Demanding High-Temperature Applications The technical data and specifi cations supplied in this operating manual are subject to change without prior notice. Contact TUTCO SureHeat for additional assistance. 800-258-8290 support@tutcosureheat.com orders@tutcosureheat.com 22 Industrial Drive Exeter, NH 03833 USA...

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F077081F077082F077083F077084F077085

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