Products
As an integrated design and manufacturer, ZDVolt offers comprehensive range of high-voltage bushings (OIP, RIP, RIS, P&O™, and SEC™, bushings current transformers and post insulators engineered for reliability and performance. Its patented and field proven Porcelain & Oil P&O™ bushings series is world only commercially available thermosiphon bushings and can reach 45,000A high current ratings.
Product Summary
Transformer AC Bushings
| Product Line | Standards | Voltage (kV) | Current (A) |
|---|---|---|---|
| ZDTOIP | ANSI/IEEE C57.19.00-2023/C57.19.01-2017 | 25 ~ 765 kV | 400 ~ 5,000 A |
| IEC 60137 & GB/T 4109 | 24 ~ 1100 kV | 630 ~ 5,000 A | |
| ZDTRIP | ANSI/IEEE C57.19.00-2023/C57.19.01-2017 | 25 ~ 765 kV | 400 ~ 5,000 A |
| IEC 60137 & GB/T 4109 | 24 ~ 1100 kV | 630 ~ 5,000 A | |
| ZDTRIS | ANSI/IEEE C57.19.00-2023/C57.19.01-2017 | 25 ~ 138 kV | 400 ~ 5,000 A |
| IEC 60137 & GB/T 4109 | 24 ~ 145 kV | 630 ~ 5,000 A | |
| ZDTSEC | ANSI/IEEE C57.19.00-2023/C57.19.01-2017 | 25 ~ 46 kV | 1200 ~ 5,000 A |
| IEC 60137 & GB/T 4109 | 1 ~ 52 kV | 200 ~ 8,000 A | |
| ZDTHPO | ANSI/IEEE C57.19.00-2023/C57.19.04-2018 | 15 ~ 34.5 kV | 6,000 ~ 20,000 A |
| IEC 60137 & GB/T 4109 | 1 ~ 52 kV | 100 ~ 45,000 A |
HVDC Bushings
| Product Line | Standards | Voltage (kV) | Current (A) |
|---|---|---|---|
| ZDD-RIP | IEC/IEEE 65700-19-03:2025 | Up to ±800 kV | Made to order |
Wall Bushings
| Product Line | Standards | Voltage (kV) | Current (A) |
|---|---|---|---|
| ZDW-AC-OIP ZDW-AC-RIP |
ANSI/IEEE C57.19 | 25 ~ 500 kV | 400 ~ 5,000A |
| IEC 60137 & GB/T 4109 | 72.5 ~ 550 kV | 630 ~ 5,000A | |
| ZDW-DC-RIP | IEC/IEEE 65700-19-03:2025 | Up to ±800kV | Made to order |
Distribution Bushings
| Product Line | Standards | Voltage (kV) | Current (A) |
|---|---|---|---|
| ZDT-SEC (G-A) ZDT-P (G-A) | ANSI/IEEE C57.19, IEC 60137 & GB/T 4109 | 15 ~ 34.5kV | 100-8000A |
GIS/Breaker Bushings
| Product Line | Standards | Voltage (kV) | Current (A) |
|---|---|---|---|
| ZDS-RIP ZDS-RIS |
ANSI/IEEE C57.19 | 25 ~ 765kV | 400 ~ 5,000A |
| IEC 60137 & GB/T 4109 | 24 ~ 1100kV | 630 ~ 5,000A |
Bushings CTs (BCT)
| Product Line | Standards | Voltage (kV) | Current (A) |
|---|---|---|---|
| ZDC-OIP, ZDC-GS, ZDC-AS | Relay & Metering accuracy per IEC, ANSI/IEEE, CSA, GOST | 12 ~ 1100kV | Oil, SF6, and Adhesive Sealed |
Substation Post Insulator
| Product Line | Standards | Voltage (kV) | Current (A) |
|---|---|---|---|
| Porcelain / BambuX™ | Porcelain C130 | 12 ~ 1100kV | ANSI/IEEE TR Series |
| Hollow bamboo Composite | IEC AC |
Integrated Bushings, CTs, and Turret
| Product Line | Standards | Voltage (kV) | Current (A) |
|---|---|---|---|
| IBCT | N2; SF6; Oil type | 36 ~ 1100kV | Made to order |
Our Products
Bushings
Comprehensive range of OIP, RIP, RIS, SEC, and HVDC transformer bushings engineered for voltage classes from 24 kV to 1100 kV. Designed to meet IEC, IEEE, and other international standards with proven field reliability.
- Transformer Bushings
- GIS/Breaker Bushing
- HVDC Bushings
Bushing CTs
Bushing-type current transformers (BCTs) and turret assemblies for metering accuracy and protection/control accuracy in transformers and GIS/Breaker applications.
- GIS/Breaker BCT
- Transformer BCT
- Turret with CTs
Post Insulators
High-performance porcelain substation post insulators and BambuX™ composite materials, including specialized HVDC designs.
- BambuX™ Composite HVDC Post
- BambuX™ Composite Post
- Porcelain Post