McGraw Edison® Our McGraw Edison repairs include parts from oil circuit breakers and tap changers. Our most common McGraw Edison type tap changer repair is the 550BLS, but we have repaired and manufactured parts from the 550B, 550BH, 550BHS, 550BL, 550C, 550CS, 550E, 550HS, and 550LS types to name a few. ♦ CPS/McGraw Edison VR-32 Regulator, spring drive models 170 and 928 and direct drive models 660 and 770. Manual control of the Tap Changer.
Purchaser shall take ownership of power transformer after sale and provide the means of removal from Holland Board of Public Works premises within 180 days. Purchaser shall provide certificate of liability to Holland Board of Public Works for the work scope of power transformer removal.
1986 McGRAW-EDISON (Power Systems Division) SERIAL# C-06879-3-2 3 – PHASE, 60HERTZ, LOAD TAP CHANGING TRANFORMER 138Kv delta – 12470 GRD. Y/7200 Power Transformer SPEC. 18066
RATING 20MVA/26.66MVA/33.3MVA – OA/FA/FFA RATING 55'C - FULL LOAD CONTINUOUSLY 22.4MVA/29.86MVA/37.3MVA – OA/FA/FFA RATING 65'C - FULL LOAD CONTINUOUSLY IMPEDANCE 9.7% 138000 – 12470y/7200 volts at 20000KVA
Mcgraw Edison Tap Changer Manual Pdf
TAP CHANGER DE-ENERGIZED 5-steps A, B, C, D, E LTC Load Tap Changer 33-steps 16R, N, 16L LTC Type V2 switch control, instrument and motor
EQUIPMENT WEIGHT POUNDS CORE AND COIL 71,200 TANK AND FITTINGS 31,030 TYPE V2 LTC MECHANISM 1,600 OIL – (5674 gallons main tank) 42,550 Oil – (470 gallons in LTC tank) 3,500 Total Weight _________________ 150,350 Dry Weight (without oil) 104,300
EQUIPMENT DIMENSIONS MAIN TANK SHIPPING OVERALL HEIGTH 188' WIDTH 103' LENGTH 210' COMPLETELY ASSEMBLED HEIGTH 248.5' WIDTH fins 171' add 11' dock space LENGTH 210' add 80' LTC door
FULL WAVE INPULSE LEVEL HIGH VOLT: 550 kV LOW VOLT: 110 kV
On Load Tap Changer Transformer
WINDING MATERIAL H. VOLT: COPPER L. VOLT: COPPER A. VOLT: COPPER
ACCESSORY DESCRIPTION COOLING EQUIPMENT OA/FA and OA/FA/FA DETACHABLE PLATE-TYPE/RADIATOR and VALVES PRESSURE VACUUM GAUGES MECHANICAL PRESSURE RELIEF DEVICE MAGNETIC LIQUID-LEVEL INDICATOR TWO SWITCH THERMOMETER WITH PAPILLARY TUBING QUALITROL RAPID PRESSURE RISE RALAY LIGHTNING ARRESTORS 108kV H.V G.E. #9L11PHA108 and9kV L.V. #9L11PGA009 BUSHINGS H.V. and L.V. Type PA NITROGEN TANK COMPARTMENT and REGULATOR for Main Tank
Mcgraw Edison Tap Changer Manual Download
CURRENT TRANSFORMERS C.T. – 1, 2, 3, 4, 5, 6, 600:5 AMP MUTI-RATIO C.T. – 7, 8, 9, 10, 11, 12, 19 2000:5 AMP MUTI-RATIO C.T. – 13, 14, 15, 16, 17, 18 3000:5 AMP MUTI-RATIO
