Type: | Type Fv on-Load Tap Changer |
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Certification: | ISO9001 |
Brand: | Wukai |
Transport Package: | Composite Wood Crating |
Origin: | China |
Samples: |
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Customization: |
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Designation | FVI(III)200 | FVI(III)350 | FVI(III)500 | ||||||
Max. rated through-current Ir (A) | 200 | 350 | 500 | ||||||
Phase | 1 | 3 | 3 | 1 | 3 | 3 | 3 | 3 | |
Connection Methods | - | Y | Δ | - | Y | Δ | Y | Δ | |
Withstand short-circuit capacity (kA) | Thermal stabilization (3s) | 4 | 5 | 7 | |||||
Dynamic stabilization (peak) | 10 | 12.5 | 17.5 | ||||||
Max. rated step voltage | 10 contact | 1500 | 1500 | 1500 | |||||
12 contact | 1400 | 1400 | 1400 | ||||||
14 contact | 1000 | 1000 | - | ||||||
Rated step capacity (kVA) | 10 contact | 300 | 525 | 400~525* | |||||
12 contact | 280 | 420 | 325~420* | ||||||
14 contact | 200 | 350 | - | ||||||
Number of tap positions (max.) | Linear modulation:14 Forward and reverse (thickness) modulation:27 |
Linear modulation:12 Forward and reverse (thickness) modulation:23 |
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Ground isolation(kV) | Insulation grade | 35 | 60 | ||||||
Highest voltage for equipment | 40.5 | 72.5 | |||||||
Power frequency test voltage | 85 | 140 | |||||||
Impulse test voltage | 200 | 350 | |||||||
Seal test | Working pressure | 3×104Pa | |||||||
Test pressure | 6×104Pa, No leakage for 24 hours | ||||||||
On-load tap-changer weight (without oil) | 100~140 | 120~150 | 190~200 | ||||||
With motorized mechanism | CDF2 | ||||||||
Protecting relay | QJ4-25 Neutralized impact oil speed 1.0m/s±10% |
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