Cover-mounted high voltage porcelain bushings
7200/12470Y, 7620/13200Y, 8320/14400Y
Manufactured in accordance to ANSI-57.12.00, IEC-76 and NEMA standards
Ratings 5-500kVA 50Hz or 60Hz
Low voltages: 120/240V, 240/480V, 231V, 277V
Mild Steel tank, 304 Stainless Steel tank optional
Mineral Oil, Natural Ester Oils Optional
Silicon Steel Core, Amorphous Metal Core Optional
Conventional Type, CSP type optional
Technical specification
- GENERAL TECHNICAL INFORMATION
- Power Range kVA: 3. 5, 10, 15, 25, 37, 50, 75, 100, 167, 250, 333, 500
- Temperature Rise: 55°C or 65°C
- Cooling type : ONAN, OA,
- Frequency: 50Hz or 60Hz
- Polarity : Additive or Subtractive
- Primary Voltage : 2400V through 34500 GrdY / 19920V
- Secondary Voltage : 120 / 240V, 240 / 480 V, 277V, 600V
- Insulation Class : 2.4Kv~34.5kV (150kV BIL) and below
- Taps: none, or as an option, 4 x 2,5% HV
- HV Bushings: cover and sidewall mounted available
- STANDARD FEATURES
- −−Core and coils designed for an optimum Total Ownership Cost (TOC)
- −−Wound core with step-lap joints for increased efficiency and lower noise levels
- −−“Low-high-low” windings for increased short circuit strength, efficiency and thermal strength
- −−“Low-high-low” windings for increased short circuit strength, efficiency and thermal strength
- −−Computer aided design for mechanical & electrical calculations (C.A.D.)
- −−Paint system meeting or exceeding the performance of the IEEE C57.12.28 Standard
- −−Lifting lugs meeting all of the requirements of the CSA C2.1-06 and CSA C2.2-06 Standard
- −−Multiple cover clamps to ensure proper sealing and to mini-mize water retention on the cover edge
- −−Cover or sidewall mounted high voltage bushing(s) as required
- −−Low voltage spade or clamp type (basket) terminals as required
- −−Provision for surge arrester bracket, bracket available as an option
- −−Automatic self-resealing pressure relief valve
- OPTIONAL PRODUCT ACCESSORIES
- Cold-Rolled Grain Oriented Silicon Steel Core (CRGO) or Amorphous Metal Core (AMDT)
- Stainless Steel Tanks and Cover
- Extra Creep Bushing
- Surge Arrester Bracket
- The CSP protection package consists of four related components: H.V Fuse Link, Secondary Breaker, Signal light, External Surge Arrester that work together to provide complete self-contained protection against surge currents, short circuits and overloads.
- Units can be customized to specific requirements
KVA | H.V. | Taps | L.V. | loss(W) | DIMENSION(mm) | E | Weight(kg) | Oil Qty(kg) | ||||
NO-LOAD | FULL-LOAD | A | B | C | D | |||||||
5 | 13200/7620 or 11000/6350 or 12470/7200 | ±2×2.5% or 0 | 120 240 480 or 120-240 240-480 | 19 | 75 | 840 | 400 | 480 | 310 | 286 591 | 70 | 16 |
10 | 36 | 120 | 860 | 430 | 510 | 340 | 95 | 22 | ||||
15 | 50 | 195 | 910 | 430 | 510 | 340 | 120 | 25 | ||||
25 | 80 | 290 | 1040 | 480 | 560 | 380 | 158 | 34 | ||||
37.5 | 105 | 360 | 1120 | 560 | 610 | 450 | 240 | 55 | ||||
50 | 135 | 500 | 1245 | 560 | 610 | 450 | 285 | 59 | ||||
75 | 190 | 650 | 1245 | 640 | 680 | 510 | 395 | 76 | ||||
100 | 210 | 850 | 1270 | 680 | 710 | 510 | 450 | 84 | ||||
167 | 350 | 1410 | 1480 | 960 | 840 | 610 | 610 | 135 |
Standards:
- IEEE C57.12.00,
- ANSI C 57.12.20
- IEC 60076
- ISO 9001
- ISO 14001
Certificates:
Advantages:
- • Advance technology, rich experience
- • Highest standards of quality, reliability and durability
- • A wide range to suit every application
- • Units can be customized to specific requirements
Applications:
Urban and rural electrification
Public utilities
Highly polluted and hazardous conditions
Product Overview
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