NEMA ICS 10.2 : 2005
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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INDUSTRIAL CONTROL AND SYSTEMS - PART 2: STATIC AC TRANSFER EQUIPMENT
01-19-2021
12-06-2012
FOREWORD
Part 2 - STATIC AC TRANSFER EQUIPMENT
1 SCOPE
1.1 General
1.2 Normative references
2 DEFINITIONS
2.1 Transfer Equipment
2.2 Operation of static transfer equipment
3 CLASSIFICATIONS
4 CHARACTERISTICS AND RATINGS
4.1 Rated and Limiting Values for the Main (Power) Circuit
4.1.1 System Voltage Ratings
4.1.2 Continuous Current Rating
4.1.3 Rating Based on Load Characteristics
4.1.4 Interrupting Rating
4.1.5 Motor Starter Rating
4.1.6 Withstand and Closing Ratings
4.1.7 Overcurrent Protection
5 PRODUCT MARKING, INSTALLATION, AND MAINTENANCE INFORMATION
5.1 Markings
5.1.1 Transfer Equipment
5.1.2 Bypass Isolation Switch Equipment
5.1.3 Control Circuits
5.2 Maintenance of Transfer Equipment
6 SERVICE AND STORAGE CONDITIONS
7 CONSTRUCTION
7.1 Spacings
7.2 Test Switch
7.3 Interlocks and Protective Circuits
7.3.1 Protection from Cross-Connection
7.3.2 Bypass Isolation Switch Interlock
7.4 Service Equipment
7.5 Emergency Power Circuit Service
7.6 Control Circuits
8 PERFORMANCE REQUIREMENTS
8.1 Performance Requirements
8.1.1 Control Circuits
8.1.2 Ground-Fault Protection
8.1.3 Undervoltage Monitoring Characteristics
8.2 Design Tests
8.2.1 Required Testing
8.2.2 Optional Performance Verification
9 APPLICATION
9.1 AC Transfer Equipment Specification
9.2 Power Quality
9.3 Motor Transfer
9.4 Features for Particular Applications
9.5 Considerations for Non-Linear Load Applications
9.6 Graphical Symbol for Static Transfer Equipment
ANNEX A Non-Linear loads
A.1 General
A.2 Non-Linear Electrical Load
A.3 Crest Factor (CF) of a System
ANNEX B Short Time Rating
ANNEX C Neutral Conductors in Power Transfer Systems
C.1 Separately Derived Sources
C.2 Non-Separately Derived Sources
Applies to static automatic and static non-automatic transfer equipment without cross-connection of sources during transfer or retransfer, with or without bypass isolation switches rated 600 volts AC or less, not exceeding 6000 amps, for use on single-phase and polyphase AC circuits.
DocumentType |
Standard
|
PublisherName |
National Electrical Manufacturers Association
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Status |
Superseded
|
SupersededBy |
NEMA ICS 20:2009 (R2015) | Informational Guide to Electrical Industrial Topics |
NEMA ICS 3.1 : 2009(R2014) | GUIDE FOR THE APPLICATION, HANDLING, STORAGE, INSTALLATION, AND MAINTENANCE OF MEDIUM-VOLTAGE AC CONTACTORS, CONTROLLERS, AND CONTROL CENTERS |
IEEE 1662-2008 | IEEE Guide for the Design and Application of Power Electronics in Electrical Power Systems on Ships |
NEMA ICS 6-1993 (R2006) | Industrial Control and Systems: Enclosures |
NEMA ICS 2:2008 | Controllers, Contactors and Overload Relays Rated 600 V |
NASA KSC STD E 0012 : 2013 | FACILITY GROUNDING AND LIGHTNING PROTECTION, STANDARD FOR |
IEEE 602 : 2007 | ELECTRIC SYSTEMS IN HEALTH CARE FACILITIES |
NEMA MG 1 : 2016 | MOTORS AND GENERATORS |
NEMA ICS 1.3:1986 (R2001, R2009, R2015) | Preventive Maintenance of Industrial Control and Systems Equipment |
UL 869A:4ED 2006-11-10 | Standard for Reference Standard for Service Equipment |
NFPA 99 : 2018 | HEALTH CARE FACILITIES CODE |
NFPA 70 : 2017 | NATIONAL ELECTRICAL CODE |
NEMA ICS 1 : 2000(R2015) | INDUSTRIAL CONTROL AND SYSTEMS: GENERAL REQUIREMENTS |
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