Electrical Parameters :
Waynekerr 3260B, IDRC AC Power Source, Agilent DMM 34401A, CT &
EquipmenDSO
Turns Test (Spec - Turns ratio 1:400)
Test condition Pce-1 Turns Pce-2 Turns
5.04V/50Hz 395 398
Actual Turns 395 Not ripped
DCR Test @ 30°C
Pce-1 Pce-2
2.273Ω 2.334Ω Spec : 8Ω MAX
Inductance Test (Parallel mode)
Condition Pce-1 Pce-2
1V/50Hz 1.414H 0.955H
1V/60Hz 1.372H 0.942H
1V/400Hz 0.897H 0.853H
Mechanical Parameters:
Dimensions in mm: Leadouts in mm:
OD at Sec lead outs 163 Prim Black Tube
OD at Prim & Sec wdg 159.0 - 161.0 Prim Start & end lead with connector
OD at Prim lead out & Sec wdg 161.5 Prim lead excluding connector
HT at Primary 62.3 Sec Start lead with terminal leg
HT at Secondary 61.9 - 74.0 Sec End lead with terminal leg
HT at Secondary Start lead 72.2 Sec Start lead up to soldering in leg
Potting Height 54.09 Sec End lead up to soldering in leg
Heatshrink
Fuse lead from Trafo height at ID with connect
Weight in kgs 5.86 Fuse lead from Trafo height at ID without connec
Reverse Engg:
Potting:
- Mounting plate with two towers and 2 x M6 inserted nuts.
- 2 x Foam pad are used for potting
- Plate thickness 3mm
- ID of the two towers = 6.5mm
- Pitch bewtween two towers = 18.04mm
Final Insulation:
- 2 x 50µm/17mm with 50% O.L
- Blue tape of width 55mm 1 Lyr over OD and Label fixing
Secondary Winding:
- Fuse fixing on ID of the transformer at 180° from primary leads.
- Fuse leads are crimped and inserted into hosuing
- No. of windings = 12Nos
- No. of turns in each winding = 17T
- 4 windings grouped into one and crimped into one leg and soldered
- Total no. of leadsouts = 3Nos (start) + 3 Nos (end)
- Start leads tube with black F-glass tube upto terminal leg
- Start lead was fixed at the height of the transformer
- End leads are tube with blue F-Glass tube upto terminal leg
- Heat shrink tube of length 35mm is used to cover the crimped area in terminal leg
- Winding direction = Anticlockwise
- Primary to Sec Start lead distance in OD = 55mm
- Sec start to End lead distance in OD = 255mm
- Sec End lead to Primary lead in OD = 185mm
- Copper with enamel coating = 1.866 - 1.884mm
- Bare copper = 1.764 - 1.801mm
- Dimension: 157 x 55 x 70mm
- Weight = 0.993Kg
Mid Insulation:
- 4 x 50µm/17mm with 50% to 60% O.L
Primary Winding:
- OD of the primary winding are covered with Adhesive tape on both top and bottom
- Primary start lead - Black
- Primary end lead - Grey
- No. of turns = 272T
- No. of layers = 3
- Primary leads are crimped with insulated faston
- Copper with enamel coating = 1.866 - 1.884mm
- Bare copper = 1.764 - 1.801mm
- Winding direction = clockwise
- Dimension: 155 x 70 x 50mm
- Weight = 0.907Kg
Core Insulation:
- 2 x 50µm/17mm with 50% O.L
- Dimension: 148 x 78.3 x 40.96mm
Core:
- Dimension: 147 x 79.7 x 40mm
- Core Io = 0.98A @ 0.506V
- Core weight = 3.58Kg
Prim Black Tube 280
m Start & end lead with connector 457
Prim lead excluding connector 432
ec Start lead with terminal leg 143
Sec End lead with terminal leg 223
Start lead up to soldering in leg 131
c End lead up to soldering in leg 210
Heatshrink 30
from Trafo height at ID with connector 320
om Trafo height at ID without connector 305 ***Approx 29 Twisting
Rev engg report of INCAP transformer TI-00-4003H
Electrical Parameters :
No-Load Voltage @ 120V/50Hz:
Prim Voltage in V: 120.05
Sec 1 Voltage in V: 15.01
Sec 2 Voltage in V: 15.01
Sec 3 Voltage in V: 15.01
V/T Voltage in V: 0.44279
Primary Turns 271
Sec 1 Turns 34
Sec 2 Turns 34
Sec 3 Turns 34
V-I Characteristics:
I/P voltage in Volts 90 100 110 120
No-Load current in mA 22.0 25.0 28.0 34.0
Core loss in Watts 1.6 2.0 2.5 3.0
Self Inductance @ 1V/1Khz
Inductance in Parallel 55.05µH
Inductance in Series 53.58µH ***Prim short circuited and seen on secondary
DCR in mΩ @ 28°C
Primary 320
Secondary 1 22.43
Secondary 2 23.52
Secondary 3 24.76
Mechanical Parameters:
Dimensions in mm: Leadouts in mm:
OD at Sec lead outs 163.2 Prim Black Tube
OD at Prim & Sec wdg 158.0 - 160.5 Prim Start & end lead with connector
OD at Prim lead out & Sec wdg 161.5 Prim lead excluding connector
HT at Primary 62.0 - 64.0 Sec Start lead with terminal leg
HT at Secondary 69.0 - 70.0 Sec End lead with terminal leg
HT at Secondary Start lead 68.0 Sec Start lead up to soldering in leg
Potting Height 54.02 Sec End lead up to soldering in leg
Heatshrink
Fuse lead from Trafo height at ID with connect
Weight in kgs 5.76 Fuse lead from Trafo height at ID without conne
V-I characteristics
700.0
600.0
No-Load current in mA
500.0
400.0
300.0
200.0
100.0
0.0
130 132 140 150 90 100 110 120 130 132 140
49.0 57.0 131.0 572.0 I/P voltage in Volts
4.0 4.3 5.6 8.3
een on secondary
Prim Black Tube 295
& end lead with connector 450
ead excluding connector 427
rt lead with terminal leg 140
d lead with terminal leg 220
lead up to soldering in leg 130
lead up to soldering in leg 210
Heatshrink 35
Trafo height at ID with connector 320
afo height at ID without connector 305 ***Approx 29 Twisting
tics
130 132 140 150
lts
