IS: 3231 (Part 3/Sec. 1) - 1987 Reaffirmed 1992; Specification for electrical relays for power system protection Part 3 requirements for particular group of relays Section 1 Non-specified time or indepandent specified time measuring relays
Material type: TextPublication details: New Delhi BIS 1987Description: 8pItem type | Current library | Home library | Call number | Status | Date due | Barcode | |
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Text | Central Power Research Institute | Central Power Research Institute | Available | 17643 |
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