TOC–1Stellar
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SR55 Series Soft Starter User Manual – 1st Ed, Rev F – 09/18/2019
SR55 USeR ManUal
Table of ConTenTS
ConTenTS
ConTenTS
ConTenTS
Contents of Stellar SR55 Soft Starters User Manual
Stellar SR55 Soft Starters User Manual � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � CF–1
Warnings and Trademarks � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � W–1
~ WARNING ~ � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �W–1
Trademarks� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �W–1
~ AVERTISSEMENT ~ � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �W–2
Marques de commerce � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �W–2
Warnings � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �W–3
User Manual Revision History � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � H–1
SR55 Soft Starters User Manual Table of Contents� � � � � � � � � � � � � � � � � � � � � � � � TOC–1
Chapter 1: Mechanical Installation � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 1–1
User Manual Overview � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 1–2
Overview of this Publication� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 1–2
Who Should Read This Manual � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 1–2
Supplemental Publications � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 1–2
Technical Support � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 1–2
Special Symbols � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 1–2
Mechanical Installation � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 1–3
Mounting � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 1–3
Requirements for an Enclosure � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 1–3
Enclosure Ventilation� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 1–3
Mechanical Specifications � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 1–4
Dimensions � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 1–4
Chapter 2: Electrical Installation� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 2–1
Safety Warning � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 2–2
Agency Approvals � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 2–2
Technical Information and Standards � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 2–2
Electrical Specifications � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 2–3
Circuit Protection � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 2–4
Short-Circuit Protection � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 2–4
Motor overload Protection � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 2–5
Wire Sizes and Torques � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 2–5
Electrical Connections� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 2–6
Electrical Wiring � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 2–7
Power Circuit Wiring � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 2–7
Control Circuit Wiring � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 2–8