Hubbell Electric Heater Company V20 User Manual
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Table of contents
Document Outline
- ELECTRIC HEATER COMPANY
- WARNING / CAUTION
- TABLE OF CONTENTS
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- GENERAL DESCRIPTION
- CONSTRUCTION
- MAGNETIC CONTACTOR
- OUTER SHELL, INSULATION, AND SUPPORTS
- OPTIONS
- Low Water Cut-Off
- Fused Low Voltage Transformer
- Watertight Jacket
- The Jacket may be constructed in a watertight manner for wet/humid locations. Dial Temperature and Pressure Gauge
- Vacuum Relief Valve
- A vacuum relief valve may be provided with the unit to reduce the risk of back siphonage and back pressure of the system. The valve will be shipped loose for in-line installation. Instructions for installation are provided with the valve.
- Individually Fused Elements
- To prevent the possibility of damage to control circuits and other elements in case of electrical overloads, fuses may be supplied for each element. Two types of fuses may be used; a type NON for voltages less than 250-volt or type JJS for voltage less t
- Built-in Circuit Breaker
- NEMA 4X Electric Control Panel
- FINAL CHECKS
- CONSTRUCTION
- GENERAL DESCRIPTION
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- Symptom