Ningbo Tianan (Group) Co.,Ltd.
| Payment Terms | L/C, T/T, D/P, D/A, MoneyGram, Western Union |
| Supply Ability | 5000sets per year |
| Delivery Time | 45work days |
| Packaging Details | wooden case |
| Structure | withdrawable enclosed type |
| Rated Voltage | 3.6,7.2,12kV |
| Rated current of main busuar | 630~4000A |
| major loop resistance | ≤400 |
| Brand Name | Tianan Electric |
| Model Number | KYN28A-12 |
| Certification | GB3906,IEC298 (1990) |
| Place of Origin | CHINA |
View Detail Information
Explore similar products
15KV - 24KV Indoor Metal - Clad / Metal- Switch AC Switchgear
24KV Distribution Panel Board KYN28 Switchgear
KYT8 ( KYN28A ) - 24 Safety Electrical Metal Clad Switchgear Metering Cabinet
Mid Mounted AC Power Safety Electrical Switchgear / Middle Voltage Switchgear 1E
Product Specification
| Payment Terms | L/C, T/T, D/P, D/A, MoneyGram, Western Union | Supply Ability | 5000sets per year |
| Delivery Time | 45work days | Packaging Details | wooden case |
| Structure | withdrawable enclosed type | Rated Voltage | 3.6,7.2,12kV |
| Rated current of main busuar | 630~4000A | major loop resistance | ≤400 |
| Brand Name | Tianan Electric | Model Number | KYN28A-12 |
| Certification | GB3906,IEC298 (1990) | Place of Origin | CHINA |
| High Light | gis gas insulated switchgear ，middle voltage switchgear | ||
12KV Mid - Mount Electric Power Distribution AC Switchgear
Overview
KYN28A-12Seiries Indoor AC Metal Clad Switchgear / Cabinet. It is suitable for three-phase AC rated voltage 12KV, rated frequency 50Hz power system to receive and distribute the electrical energy and to control, protect and monitor the circuit.
Meet the standard: GB3906-97 3-35KV AC Metal-enclosed Switchgear, GB11022-89 High-voltage Switchgear General Technical Conditions, IEC298 (1990) AC Metal-enclosed Switchgear and Control Equipment With Rated Voltage Above 1kv and 50kv or Below .
Application
The 12KV withdrawable enclosed switchgear is mainly used in power plants, small- and mediumsized power generators, industrial and mining enterprises, and secondary substations of power system for power receiving, power transmission, and startup of large-sized high-voltage motor in order to implement control, protection, and monitor.
Parameter
|
No. |
Item |
unit |
Parameter |
|
|
1 |
Rated voltage |
KV |
12 |
|
|
2 |
Main busbar rated current |
A |
630 |
|
|
3 |
Rated current |
A |
630 |
|
|
4 |
Rated frequency |
HZ |
50 |
|
|
5 |
Rated short-time withstand current |
KA |
20 |
|
|
6 |
Rated short time continual time |
S |
4 |
|
|
7 |
Rated peak withstand current |
KA |
50/125 |
|
|
8 |
Rated short-circuit making current |
KA |
50 |
|
|
9 |
Rated active load breaking current |
A |
630 |
|
|
10 |
Rated closed loop breaking current |
A |
630 |
|
|
11 |
Rated cable-charging breaking current |
A |
10 |
|
|
12 |
The earthing switch rated |
KA |
20 |
|
|
13 |
Grounding switch rated |
S |
4 |
|
|
14 |
Grounding switch rated |
KA |
50 |
|
|
15 |
Rating insulation level |
1min Power |
KV |
(phase to phase/ phase-to-ground) 42; |
|
lightning impulse |
KV |
(phase to phase/ phase-to-ground) 75; |
||
|
16 |
major loop resistance |
≤400 |
||
|
17 |
mechanical life |
Load switch |
time |
5000 |
|
Earthing switch |
time |
2000 |
||
|
18 |
subsidiary loop 1min Power |
KV |
2 |
|
|
19 |
SF6 Rated Gas pressure |
Mpa |
0.04 |
|
|
20 |
SF6 Gas annual Leakage rate |
1% |
||
|
21 |
Protection grade |
IP4X |
||
Company Details
Business Type:
Manufacturer,Exporter,Trading Company,Seller
Year Established:
1969
Total Annual:
250000000-300000000
Employee Number:
3000~3500
Ecer Certification：
Verified Supplier
Ningbo Tianan (Group) Co, Ltd is a famous leading influential enterprise of the power transmission equipment manufacturing in China.It was founded in 1969,currently under the group, we have 1 national-level R&D center, 2 provincial-level R&D center, 10 professional companies, 70 sales office... Ningbo Tianan (Group) Co, Ltd is a famous leading influential enterprise of the power transmission equipment manufacturing in China.It was founded in 1969,currently under the group, we have 1 national-level R&D center, 2 provincial-level R&D center, 10 professional companies, 70 sales office...
Get in touch with us
Leave a Message, we will call you back quickly!