CRGO Core Transformers
Applicable standards
IEC (International Electro technical Commission)
ANSI (American National Standard Institution)
BS (British Standards) .
IS (Indian Standard)
Specification :
Kotsons make conventional type, 1 Phase, 50 Hz, Oil immersed, naturally cooled, Pole mounted / Platform mounted, double wound with Aluminium / Copper, Step up/Step down core type continuous duty transformers having no load voltage ratio from 5 KVA to 167 KVA upto 33 KV Class with ‘A’ Class Insulation and designed to withstand Short Circuit, & Impulse Test in accordance to ANSI / IEC / BS / IS.
Completely self Protected type Transformers are also available for protection on both HV & LV Side.
Details of Characteristics & dimensions of Kotsons standard transformers with standard fittings manufactured in accordance with ANSI C 57 latest., readily available in stock and can be delivered within 1 weeks from the date of order confirmation.
The temperature rise will be 60/65° C in Oil/Winding respectively over a maximum ambienttemperature as per ANSI. The transformers will be manufactured as per ANSI C 57 latest, complete with fittings/accessories as stated below.
| KVA |
Efficiency
(%) |
Voltage Regulation (%) |
W
(mm) |
D
(mm) |
H
(mm) |
Oil
(l) |
Weight
(kg) |
| 5 |
97.60 |
2.05 |
400 |
520 |
770 |
12 |
69 |
| 10 |
98.00 |
1.79 |
450 |
570 |
800 |
17 |
97 |
| 15 |
98.23 |
1.56 |
480 |
600 |
850 |
23 |
120 |
| 25 |
98.25 |
1.58 |
530 |
620 |
1030 |
65 |
205 |
| 37.5 |
98.58 |
1.26 |
650 |
650 |
900 |
38 |
244 |
| 50 |
98.29 |
1.60 |
670 |
650 |
950 |
45 |
253 |
| 75 |
98.53 |
1.30 |
740 |
720 |
950 |
62 |
340 |
| 100 |
98.72 |
1.18 |
795 |
750 |
1000 |
78 |
440 |
| 167 |
98.92 |
1.15 |
850 |
825 |
1065 |
116 |
675 |
Note :
Due to improvements continuously taking place in design, the details given may vary marginally in respect of No Load Losses, Load Losses and overall dimensions. However the variations will be within permissible limits as per Applicable Standards.
The details given here are for kotsons standard transformer with standard fittings. The details may depend upon the optional fittings/specific requirement of customer. For details, Please contact our Marketing Office or fill our enquiry/feedback form.
| Fitting & accessories provided with standard Transformer are as under. |
| S.No |
Accessories |
5 to 25 KVA |
26 to 167 KVA |
| 1 |
Support Lug |
 |
|
| 2 |
Name Plate |
|
|
| 3 |
Grounding Terminal |
|
|
| 4 |
Hand Hole |
|
|
| 5 |
Bird Guard |
|
|
| 6 |
H.V Bushing with fittings |
|
|
| 7 |
Pressure Release Valve |
|
|
| 8 |
Lifting Lug |
|
|
| 9 |
L.V Bushings with fittings |
|
|
| 10 |
Grounding Pad |
|
|
| 11 |
Radiator |
X |
X |
| 12 |
Capacity Mark |
|
|
Optional fittings can be provided on extra cost as per customer requirements.
| Optional Fittings |
| 1 |
Arrestor |
O |
O |
| 2 |
Protective Fuse
|
O |
O |
| 3 |
Breaker |
O |
O |
| 4 |
Extra Bushing |
O |
O |
| 5 |
External Tap changer |
O |
O |
|
Click here for Enquiry
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