75 kva 480 208 transformer
[DOC File]1 - Eaton
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The above winding temperature rise shall not exceed 65 °C when loaded at base kVA rating. The transformer shall provide an additional 12% capacity at the 75 °C rating. This transformer is identified as a PEAK transformer. Table 2. Percent Impedance Voltage. KVA Rating (Low voltage < 700 V) Impedance 75 1.10 - 5.75 112.5-300 1.40 - 5.75 500 1 ...
[DOC File]PRODUCT SPECIFICATION FOR A 15 TO 300 KVA,
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4.4 a) 15 to 300 kVA: Isolation Transformer. A multi-shield, convection cooled, 3 phase, isolation transformer shall be provided. Construction of the transformer should separate the primary connections and the secondary connections by placing them on opposite sides of the core.
SECTION 261116 - SECONDARY UNIT SUBSTATIONS
The control power transformer shall be 480-240/120V, single phase, 60 hertz, VA rating as required by the load (15kVA, Single Phase minimum), with primary and secondary fuses. The panelboard shall comply with the requirement of Division 26 Section "Panelboards" and be provided with a main circuit breaker and as a minimum, branch circuit breaker ...
[DOC File]1 - Eaton
https://info.5y1.org/75-kva-480-208-transformer_1_dfe8a4.html
The transformer shall be designed in accordance with this specification and the kVA rating shall be listed in the data sheet (end of specification). The acceptable range will be 45 thru 10,000 kVA. The primary voltage and the basic lightning impulse insulation level (BIL) shall be specified on the data sheet (reference Table 1 for common examples).
[DOC File]Home | US Forest Service
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Jun 17, 2002 · Motors must be rated 200 volt operation; 240 volt resistance heating equipment used on a 208V generator will only produce 75% of its rated KW output. 277/480, 3 phase, 4W- This voltage is usually used on large systems to reduce incoming service size, wire size and distribution equipment size.
Schneider Electric
Section includes transformers with a nominal primary and secondary rating of 600 V and less, with capacities 0.050 to 75 kVA. ... Nonventilated transformer Core and Coil completely imbedded in Sand- Resin preventing external air circulation through the coils of the transformer while operating at zero gauge pressure (Except from NRCAN and DOE ...
[DOC File]PRODUCT SPECIFICATION FOR A 15 TO 75 KVA,
https://info.5y1.org/75-kva-480-208-transformer_1_d9eb17.html
The transformer core clamp shall be grounded to the frame through a 1" copper strap. The Transformer insulation system shall be 220° C. ... Output Rating KVA: 15, 30, 50, 75 (100 kVA, 480 VAC input only) 2. Input Voltage: 208 or 480 VAC . 3. Output Voltage: 208y/120 or 480y/277 VAC . 4. Input Frequency Tolerance: 60 Hz ± 3 HZ
[DOC File]SECTION 16326000 - ABB
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Forced air cooling, when required, shall increase the continuous self cooled rating of the transformer by 33 1/3% for units rated 3750 kVA and below and 25% for units 3751 kVA and larger. The FA increase shall be possible with forced cooling without exceeding the specified maximum temperature rise.
[DOC File]Typical Specification, ULLTRA type L
https://info.5y1.org/75-kva-480-208-transformer_1_9d28a9.html
The non-linear load bank shall be capable of presenting current distortion levels up to 100% and a load of up to 75 kVA on each phase-to-neutral leg to test a 225-kVA transformer at full load and larger transformers at a reduced load.
[DOC File]Series 700F Guide Specification
https://info.5y1.org/75-kva-480-208-transformer_1_426d4e.html
Below indicates either the maximum or recommended output CB rating. *If only one (1) output CB is selected at 208 VAC on the units rated 75 kVA and above, the higher amperage rating shown may be selected. Breaker AIC ratings: 18 kAIC at 480V / 25 kAIC at 208V. KVA 480V 208V *208V . …
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