• Sourcing Solutions
  • Services & Membership
  • Help & Community

Quick Details

  • Place of Origin: Zhejiang, China (Mainland)
  • Brand Name: JSM
  • Model Number: S9-33/11KV-3150KVA
  • Usage: Power
  • Phase: Three
  • Coil Structure: Toroidal
  • Coil Number: three phase duplex winding
  • Frequency:: 50HZ /60HZ
  • Standard:: IEC60076
  • Connection group:: Dyn11, Yyn0, Ynd11, or others
  • Cooling:: ONAN/ ONAF/ OFAF

Packaging & Delivery

Packaging Details: 1. Conventional packaging
a. Wooden box
b. Iron shelf
2. Special packaging: According to customer's requirement
Delivery Detail: 3~ 20 days

         

 About Our Transformer:

 

 

 

1. Rated voltage:   6.3kV,10kV,11kV,13.2kV,13.8kV,15kV, 20KV, 22KV, 33KV,35KV

 

2. Rated power:  5kva ~ 25000kva

 

3. Stardard:       IEC60076,GB1094-1996 

 

4. Frequency:      50HZ /60HZ

 

5. Vector group:    Dyn11, Yyn0, Ynd11, or others

 

6. Cooling:        ONAN/ ONAF/ OFAF

 

7. Tap changer:    3 levels; 5 levels; 7 levels; 13 levels; 17 levels

 

8. Rating plate::  Yes (JSM brand or Customer brand)

 

9. Corrugated refrigeration panels: Yes ( Four sides of the transformer shell)

 

10. Parts:         1)Oil draining valve 2)Oil level indicator 3)Thermometer 

 

 

 

 

 

About Our Company:

 

 

 

1.  25 years' manufacturing experience with three subsidiaries

 

2.  Won tenders aboard

 

3.  IEC 60076 & ISO certificate

 

4.  OEM / ODM

 

5.  Competitive price with 100% Cu winding

 

6.  Production capacity: 10,000,000 kVA per year

 

 

 

 

 

REFERENCES
 
ISO 1461: Hot dip galvanized coatings on fabricated iron and steel articles – Specifications and test methods.
IEC 60076: Power transformers.
IEC 60044: Instrument transformers.
IEC 60296: Specification for unused mineral insulating oil for transformers and switchgear.
IEC 60354: Loading guide for oil – immersed power transformers.
IEC 60214: Tap-changers - Part 1: Performance requirements and test methods, Part 2: Application guide.
IEC 60512: Connectors for electronic equipment.
 
ROUTINE TEST to IEC 60076 (to be done during acceptance testing at factory)
 
• Measurement of winding resistance
• Ratio test
• Vector group
• Separate source voltage withstand test
• Induced over-voltage
• Insulation resistance
• Oil leakage test on fully assembled transformer for 12 hours
• Measurement of impedance voltage
• Magnetic balance
• Measurement of no-load loss and current
• Measurement of load loss (at normal & extreme taps)
• Tests on on-load tap-changer
• Tests on on-load tap-changer remote control panel
• Efficiency at 50%, 75%, 100% loading at unity p.f and rated terminal voltage (Corrected to 75C)
• Lightning impulse withstand test

 

 

 

Type Tests to IEC 60076 (to be done during acceptance testing at factory)
 
• Temperature rise test – To be performed on one unit during acceptance testing.
Lightning Impulse Withstand Test is already listed under Routine Tests as per IEC 60076.

 

Transaction History of the Supplier

Below is the information about the supplier's transactions conducted via Alibaba.com. If you require further details regarding the transaction data, please contact the supplier directly.

Transaction Overview

Transactions

Transaction Details

This supplier has completedtransactions with buyers from .

Shipping Destination
Transaction Value
Transaction Date
Email to this supplier
Trade Assurance
China (Mainland) | Manufacturer, Trading Company
Transaction Level:
Supplier Assessments:
1 Transactions 340,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.