Oltc Vacuum on Load Tap Changer for Power Transformer, Zm, Zmb, Zmd Type

• Customization: Available
• Phase: Single;Three
• Connection: Y
• Model NO.: ZVM
• Material: Glass Fiber Reinforced Epoxy
• Type: Cage
• Transport Package: Wooden Cases
• Specification: IEC CE, ISO
• Trademark: VILLE
• Origin: Ningbo
• HS Code: 85
• Production Capacity: 50000 Sets

Product Description

ZVM Vacuum on load tap changer

General
During the service life of the transformer,the tap changer is the most important component of the on-load
tap-changeing transformer,and maintenance-free or maintenance-free plays a decisive role.Our ZVM OLTC
can fully meet the demand.
The ZVM vacuum OLTC requires low maintenance and has a long serivce life:electrical life is 350000 times,
and mechanical life can even reach 1.5 milion times.ZVM switch has a wide range of applications,not only 
for the new design of transformers,but also for vacuum transformation of ZM,ZMB and ZMD type OLTC.
ZVM vacuum OLTC is suitable for the highest working voltage 72.5kV,126kV,170kV,252kV,the maximum 
rated through current 3-phase 300A,500A,600A,single-phase 300A,500A,600A,800A,1200A,1500A,rated
frequency 50Hz or 60Hz power transformer or industrial transformer adjusts voltage under load,Suitable
for 3-phase Y junction neutral point voltage regulation,single-phase votlage regulation at any part.

Type designation


Company Profile
Main product line: Tap changer and HV switchgear
Tap changer manufacturing with fullest vertical integration
Tap Changer Products Range On-Load Tap Changer:
* Conventional OLTC for transformer with voltage up to 765kV
*Vacuum OLTC for oil transformer with voltage up to 765kV
*Vacuum OLTC for dry transformer with voltage of 72.5kV
Off-Circuit Tap Changer
* Application for the transformer with voltage up to 765kV

Our Services

1.	Pre sale service
a.	make technical solution
b.	send quotation, technical data sheet and drawing
c.	prepare power transmission plan, testing plan and shipment plan
2.	In sale service
a.	supervise the manufacturing schedule totally in accordance with the plan
b.	send photos to customer during every manufacturing process(hold point)
c.	inform the customer one week before testing.
3.	After sale service
a.	installation and commissioning, training the workers
b.	quick response within 12 hours any time
c.	provide 12 months guarantee period normally.

FAQ

1. Q:	What is your delivery time ?
A:	Depend on the type of transformer.
2. Q:	What is your payment term?
A:	30% advance by T/T , 70% before delivery by T/T or L/C or we can discuss about it.
3. Q:	What kind of standard you follow?
A:	IEC, ANSI, CSA, GB, etc
4. Q:	What kind of supporting documentation you can provide normally
A:	Quotation, outline drawing, manufacturing plan, quality control plan testing plan, financial report, type test report(KEMA, CESI),reference list, etc
5. Q:	What is your normal warranty period?
A:	12 months after transformer operation.
6. Q:	Can u do installation and commission in user's site?
A:	Yes, we can send our installation team to user's country for service.
7. Q:	Do you have any experience in this kind of transformer?
A:	Yes, we can provide reference list for check.

Our advantages:
Quality Assurance
--From the very beginning, VILLE ensures quality in every step to achieve the best quality.
 Experience Sharing
--With more than 30 years' experience in power industry, VILLE brings you an optimized solution.
 Global Service
--Wherever you are, VILLE global network will support and provide you with value.
 Quick Response
--In response to your needs without delay, VILLE  knows the value of your time.

Thanks for choosing VILLE as your reliable partner and
please trust both of us will create a brilliant future!