ESBD_396277_1739553662987_ATTACHMENT G.6 Preferred ALAMO Transformer Schematic.pdf
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- Attached to
- Hush House Transformer Replacement
- Solicitation number
- TMD25-ANG-WJ-24150007
- Issued by
- Harris County, Texas
About this file
This file is a technical schematic drawing for an ALAMO 150kVA Three Phase Pad-mounted Transformer specification, dated May 31, 2023, and reviewed by Jaime Chulco and Diego Moyolema. The drawing details a transformer with primary voltage of 12470GY/7200V and secondary voltage of 208Y/120V, showing multiple views including front, side, and internal compartment layouts. The transformer includes 29 distinct components including a bolted lid, tank, lifting lugs, fuse links, grounding provisions, cabinet doors, bushings, and various gauges and valves.
The technical specifications indicate the transformer's physical dimensions where A=63", B=24", C=24", D=49", E=48", F=58", G=30", and H=31", with a total weight of 3,461 lbs. The drawing shows both high voltage and low voltage compartments with detailed internal views and component placements. The transformer features specific safety and operational components including tamper-resistant features, pressure/vacuum gauges, thermometers, and a 4-position loadbreak switch.
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Text version
ITEM DESCRIPTION
DESCRIPTIONQTYITEM
BOLTED LID11
TANK12
FILLING CAP13
LIFTING LUGS44
FUSE LINK35
TANK GROUNDING PROVISION26
OIL LEVEL INDICATOR17
CABINET LOCK HANDLE (WITH PENTAHEAD BOLT)18
WELDED NON MAGNETIC PLATE19
TAMPER RESISTANT LID110
HIGH VOLTAGE COMPARTMENT DOOR111
LOW VOLTAGE COMPARTMENT DOOR112
PAPER HOLDER113
NAMEPLATE (FRONT)114
NAMEPLATE (CABINET)115
AIR VALVE116
PRESSURE/VACUUM GAUGE117
THERMOMETER118
PRESSURE RELIEF VALVE119
BARRIER SUPPORT420
DRAIN VALVE WITH SAMPLER121
FLOOR ANCHORING222
TAMPER RESISTANT HV & LV CABINET123
PRIMARY BUSHING624
SECONDARY BUSHING425
LOW VOLTAGE GROUNDING PROVISION126
SPADE SUPPORT127
PARKING STAND528
4 POSITIONS LOADBREAK SWITCH129
A A
B B
C C
D D
E E
F F
G G
H H
1 2 3 4 5 6 7 8 9 10 11 12
1 2 3 4 5 6 7 8 9 10 11 12
DESIGNER:
REVIEWED BY:
DRAWING N�: REV
1EC-SUP-23-657-kVA-3F-M4L-SC-PAD
JC
THREE PHASE - PAD MOUNTED TRANSFORMER
TYPICAL DRAWING
SPECS:
PRIMARY VOLTAGE: 12470 V CONNECTION: Yyn0
SECONDARY VOLTAGE: 208 V
SHEET 1 OF 1SHEET: A3 TYPE: LOOP FEED
31-05-2023JAIME CHULCO
DM 31-05-2023DIEGO MOYOLEMA
DIMENSIONS:
Inches
E B
D B2
F B2
G B
H B
A B
B B2 C B1 DETAIL FOR
INTERNAL VIEW
HIGH VOLTAGE
COMPARTMENT
LOW VOLTAGE
COMPARTMENT
19 34
161718 kVA
RATING A B C D E F G H WEIGHT
150 63 24 24 49 48 58 30 31 3461 Lb
ATTACHMENT G.6 Preferred ALAMO Transformer Schematic ALAMO 150kVA 3Ph Padmount Transformer, 12470GY/7200 – 208Y/120
File details come from the government source that posted it. Updated .