ANSI C57.12.28 : 2014
Current
The latest, up-to-date edition.
PAD-MOUNTED EQUIPMENT - ENCLOSURE INTEGRITY
Hardcopy , PDF
English
07-15-2014
Foreword
1 Scope and purpose
1.1 Scope
1.2 Purpose
2 Referenced and related standards
2.1 Referenced standards
2.1.1 ASTM standards
2.1.2 Society of Automotive Engineers Standards
2.1.3 Related American National Standards (ANSI)
3 Definitions
3.1 Routine tests
3.2 Design tests
3.3 Conformance tests
3.4 Pad-mounted enclosure
3.5 Dry film thickness
3.6 Carbon steel
3.7 Padlock
3.8 Enclosure security
3.9 Axial force
3.10 Prying leverage
4 Enclosure security
4.1 Test requirements
4.1.1 Enclosure mounting
4.1.2 Water resistance
4.1.3 Sharp corners
4.1.4 Panel assembly
4.1.5 Door hardware
4.1.6 Handhole covers
4.1.7 Locking/latching devices
4.1.8 Enclosure access
4.1.9 Fire resistance
4.2 Test equipment
4.2.1 Pry bar
4.2.2 Pull tool
4.2.3 Push tool
4.2.4 Probe wire
4.3 Resistance to foreign objects
4.3.1 General
4.3.2 Pry tests
4.3.3 Pull tests
4.3.4 Wire probe tests
4.3.5 Deflection tests
4.3.6 Operation test
4.4 Test values
5 Enclosure design and coating system requirements
5.1 Enclosure design requirements objective
5.1.1 Accessibility
5.1.2 Contaminate accumulation
5.1.3 Welds-surface preparation
5.2 Coating system requirements
5.2.1 General
5.2.2 Specifications of coating characteristics
5.2.3 Coating touch-up prior to shipment
5.2.4 Enclosure color
5.3 Coating system test specimens
5.4 Coating system performance requirements
5.4.1 Salt spray test
5.4.2 Cross hatch adhesion test
5.4.3 Humidity test
5.4.4 Impact test
5.4.5 Insulating fluid resistance test (for liquid
filled units only)
5.4.6 Ultraviolet accelerated weathering test
5.4.7 Ultraviolet accelerated weathering (QUV) and
simulated corrosive atmospheric breaking (SCAB)
5.4.8 Abrasion resistance tabor abrader
5.4.9 Gravelometer test
6 Labels
6.1 Purpose
6.2 Application
7 General
7.1 Shipment
7.2 Coating repair procedure
Appendix 1
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