| Muhimmiya | Wone Store |
| Model NO. | "V" type center break disconnector DDHV |
| Rated Voltage | 126kV |
| Raitidu kọ̀ọ̀kan | <= 2000A |
| Rated Frequency | 50（Hz） |
| Siri | V |
Na'ibi
DDHV-"V" type center break disconnector na Hitachi Energy shine wata cikin kwalba, mai amanin da ya fi yawa a tattalin substation.DDHV ya fi dacewa a wurare da tsari kamar 145 kV da ke gudanar da ake baka a kan tattalin switching station. Yana da mobile insulators biyu a kowace phase, wadanda suka zama a "V" configuration, wanda ya ba DDHV design ta kusa da ta kai. Saboda haka, DDHV shine zabe ta fi dacewa a cikin substations da take da rike ko kuma fadin ruwa.
Industry applications
Center break disconnector na kusa da amanin da ya fi yawa.
DDHV disconnectors suna da kyau a kawo karfi da amanin da ya fi yawa. An samu earthing switch built-in da zai iya shiga karkashin karamin disconnector.
Substations a cikin fadin ruwa
Pole mounting
Mobile substations
Features
Amanin da ya fi yawa
An yi tests da duka a kan standards masu yanzu
Contact system mai amfani da maintenance
Interlocks na kusa da amanin da ya fi yawa
Yawan installation da commissioning
Amfani da manual ko electric motor operating mechanisms don operation da kyau, mai ci gaba
Technical parameters
| specification | unit | |||
| Rated voltage | Kv | 126 | 145 | |
| Current rating | A | <= 2000 | <= 2000 | |
| The rated peak withstand current of the disconnector grounding switch | KA (Peak) | 115 | 115 | |
| Rated short-time withstand current for disconnectors and earthing switches (3 s) | Thousand Amps (RMS) | 44 | 44 | |
| 1 minute 50 Hz rated power frequency withstand voltage | to the ground and interphase | Kilovolts (rms) | 230 | 275 (Wet)/335 (Dry) |
| Isolate the fracture space | Kilovolts (rms) | 230 (+73) | 369 | |
| Rated lightning impulse withstand voltage (1.2/50 μs) | to the ground and interphase | Kv | 550 | 650 |
| Circuit resistance | Isolate the fracture space | Kv | 550 (+103) | 750 |
| Circuit resistance | μΩ | 120 | 120 | |
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A ne after-sales da kyau
A zai iya tabbatar da amanin products
