Chromalox TUFF-TUBE PD437-4 دليل المستخدم

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®
Chromalox
SERVICE REFERENCE
Installation, Operation
DIVISION 4 SECTION TPR/TPF
SALES
and (Supersedes PD437-3)
REFERENCE PD437-4
161-074306-001
Maintenance Instructions
DATE SEPTEMBER, 1998
™ ™
Tuff-Tube One and Tuff-Tube Three
®
PFA Teflon Thermoplastic Covered Metal Sheath
Over-the-Side Immersion Heater
™ ™
TUFF-TUBE ONE (TPR) TUFF-TUBE THREE (TPF)
7/8 Dia. each side
for 1/2 in. conduit
7/8 Dia. each side
for 1/2 in. conduit
Tank Lip
Tank Lip
Plastic gua

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GENERAL WARNING: This heater is not intended for use in B. Medium Watt Density — 20 watts per sq. inch. hazardous atmospheres where flammable vapors, C. Light weight and low profile. gases, liquids or other combustible atmospheres are D. Removable polypropylene guard is standard. present as defined in the National Electrical Code. E. PVC mounting bracket is standard for easy installation. Failure to comply can result in explosion or fire. F. Element terminals are encapsulated with a self-hardeni

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WIRING DIAGRAMS 2 Pole Contactor (Customer Supplied) Line Voltage 1 2 120V or 240V C2 Control Circuit Cutout C1 Green Ground Factory Field Figure 3 Single Phase (All TPR Heaters) Cutout C2 C1 1 120V Line Voltage 2 Green Ground Factory Field Figure 4 Alt. Single Phase (TPR-101 Only) 3 Pole Contactor (Customer Supplied) 1 Line Voltage 2 3 3 120V or 240V 2 Control Circuit 1 C2 Cutout C1 Ground Green Factory Field Figure 5 Three Phase (TPF-302, -304, -402, -404)

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WIRING DIAGRAMS 3 Pole Contactor (Customer Supplied) Line Voltage 1 2 120V or 240V 3 Control Circuit 1 2 3 C2 Cutout C1 Ground Green Factory Field Figure 6 Three Phase (TPF-602, -604, -802, -804, -1002, -1004) 2 Pole Contactor (Customer Supplied) Line Voltage 1 2 3 3 2 1 120V or 240V C2 Control Circuit Cutout C1 Ground Green Factory Field Figure 7 Single Phase (TPF Rated 3kW and 4kW, 240 or 480 Volt) Limited Warranty: Please refer to the Chromalox limited warranty applicable to this product at h