150 kva transformer specs
[DOCX File]SECTION 26 22 00 - DOA Home
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Winding temperature rise shall be rated at 150 degrees C above a 40 degree C ambient. Case temperature shall not exceed 50 degrees C rise above a 40 degrees C ambient at its warmest point. Winding Taps, Transformers 15 KVA and Larger: Four 2-1/2 percent taps, two above and two below rated voltage, full capacity taps on primary winding.
[DOCX File]SECTION 16460 DRY-TYPE TRANSFORMERS
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Minimum Linear Load Efficiency: NEMA TP-1 and EPA ENERGY STAR compliant; 97.5 percent for 30 kVA, 97.7 percent for 45kVA, 98.0 percent for 75 kVA, 98.2 percent for 112.5kVA, 98.3 percent for 150 kVA, 98.5 percent for 225 kVA, 98.6 percent for 300 kVA, 98.7 percent for 500 kVA.
[DOCX File]Section 26 12 19, Pad-Mounted, Liquid-Filled, Medium ...
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SECTION 26 12 19. PAD-MOUNTED, LIQUID-FILLED, MEDIUM-VOLTAGE TRANSFORMERS. SPEC WRITER NOTE: Delete between //// if not applicable to project. This spec is applicable for transformers 2500 kVA and less, on 5 kV and 15 kV primary systems, with source not over 8.3 kV phase to ground.
[DOCX File]Section 26 22 00, Low-Voltage Transformers
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a.Transformers 30 kVA and larger: UL rated 220 °C (428 °F) system with an average maximum rise by resistance of 150 °C (302 °F) in a maximum ambient of 40 °C (104 °F). b.Transformers below 30 kVA: Same as for 30 kVA and larger or UL rated 185 °C (365 °F) system with an average maximum rise by resistance of 115 °C (239 °F) in a maximum ...
[DOC File]PRODUCT SPECIFICATION FOR A 15 TO 500 KVA,
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The transformer shall be designed for a maximum temperature rise of 150° C above 40° C ambient, as measured. by the rise change or resistance method. The maximum temperature rise of the coil hot spot shall not exceed 180° C. The transformer shall be cooled by convection method and protected against thermal overload. The unit shall be
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