| 1. |
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NEMA A BRIEF COMPARISON |
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2002-JAN-01 • 已撤销 •
a Brief Comparison of Nema 250 - Enclosures for Electrical Equipment (1000 Volts Maximum) and IEC 60529 - Degrees of Protection Provided by Enclosures (IP Codes)
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| 2. |
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VA FED H-08-1 SEC 11620 |
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2002-JUL-01 • 现用 •
NECROPSY EQUIPMENT
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| 3. |
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NEMA 250 |
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2008-JAN-01 • 现用 •
Enclosures for Electrical Equipment (1000 Volts Maximum)
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| 4. |
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ANSI C78.1351 |
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1989-JUL-26 • 不活跃 •
ELECTRIC LAMPS - 250- WATT, 100-VOLT S50 SINGLE-ENDED HIGH- PRESSURE SODIUM LAMPS (CONSOLIDATED TO ANSI /NEMA C78.42-1995)
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| 5. |
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ANSI C78.1352 |
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1990-MAY-11 • 不活跃 •
ELECTRIC LAMPS - 1000- WATT, 250-VOLT, S52 SINGLE-ENDED HIGH- PRESSURE SODIUM LAMPS (CONSOLIDATED TO ANSI/ NEMA C78.42-1995)
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| 6. |
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ANSI C78.1378 |
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1990-JAN-01 • 不活跃 •
Electric Lamps - 250-Watt, M58 Single-Ended Metal-Halide Lamps-Revised to NEMA C78.1378-1996
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| 7. |
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ANSI C78.1380 |
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1988-MAY-18 • 已撤销 •
Electric Lamps - 250-Watt, 120-Volt Self-Ballasted Mercury Lamps - Specifications-Now copyrighted by NEMA
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| 8. |
. |
API STD 547 |
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2005-JAN-01 • 现用 •
General-purpose Form-wound Squirrel Cage Induction Motors 250 Horsepower and Larger-First Edition
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| 9. |
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API STD 547 DATA SHEET |
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Date NA • 现用 •
General-purpose Form-wound Squirrel Cage Induction Motors 250 Horsepower and Larger – Mechanical Equipment Data Sheet-First Edition; (EXCEL 5.0 SPREADSHEETS)
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| 10. |
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ASTM F 1895 |
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1998-MAY-10 • 现用 •
Practice for Submersion of a Membrane Switch
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购物车