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Square D Overload Heater Chart

Square D Overload Heater Chart - Web class 9065 catalog for overload relays and thermal unit selection. Web overload relay has no power contacts and cannot disconnect the motor by itself. For complete information, consult local square d field office. For type dpso52 & dpso53, 50 a starter. Web always be certain the correct thermal units are installed in the starter before operating the motor. See approximate thermal unit selection based on horsepower and voltage for information on installing thermal units. Web order type e thermal units by number from square d company, furnas electric company, batavia, illinois or a furnas distributor at $9.00 each, subject to motor control discounts. Sb thermal units are used on size 0, 1, 2 and only some size 3 applications. Type a thermal units for full load currents lower than those listed in this table are available. Check thermal unit tables for current ranges.

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Check Thermal Unit Tables For Current Ranges.

Type a thermal units for full load currents lower than those listed in this table are available. Web overload relay has no power contacts and cannot disconnect the motor by itself. Web for continuous rated motors having a service factor of 1.0, select thermal units in the same manner using 84% (93% for class 8198) of full load current shown on the motor nameplate. Web class 9065 catalog for overload relays and thermal unit selection.

For Complete Information, Consult Local Square D Field Office.

This document also includes application data and approximate dimensions. Sb thermal units are used on size 0, 1, 2 and only some size 3 applications. Each thermal unit shall be installed such that its catalog number is visible. Square d manufactures three types of overload relays, the melting alloy, the bimetallic, and solid state.

For Type Dpso52 & Dpso53, 50 A Starter.

Web always be certain the correct thermal units are installed in the starter before operating the motor. Web order type e thermal units by number from square d company, furnas electric company, batavia, illinois or a furnas distributor at $9.00 each, subject to motor control discounts. Select any of the thermal units from above. See approximate thermal unit selection based on horsepower and voltage for information on installing thermal units.

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