Extension bushing(state grid interface)
Description
12 kV Eco-Friendly Gas Insulation and Sealed Normal-Pressure Ring Main Unit Series Insulation RAHB-12/T630-1250 eco-friendly gas insulation and sealed normal-pressure ring main unit series insulation are independently developed by Rovan, according to mainstream appeal and the specification of Standardized Design and Customized Solutions of 12kv Ring Main Unit, 2019 edition which can suits various cabinet type and meet the green and low-carbon requirements.
ECO-FRIENDLY GAS Four advantages
Ensure electrical performance meets requirement-s at atmos- pheric press-ure through electric field analysis and calculation.
Meet the requirements
of products' lifecycle by choosing high insulating and high anti-fracturing material.
Guarantee the stability
of product quality with
full-auto material mixing, injection, ejection,
post curing.
Keep product performance under all-round mana-gement and control by using high frequency
X-ray equ- ipment, withs-tand voltage and PD tes-ter, high and low-tempe-rature chamber.
Product Structure
Key Parameter
Item |
Value | Unit |
Rated Voltage | 12 | kV |
Rated Current | 630 | A |
PF | 45 | kV/1min |
PD | 1.1UR≤3 | pC |
Lightning Impulse Withstand Voltage | 75 | kV |
PTI | 1A2.5 | |
TG | 105±5 | ℃ |
Flame Rating | V1 | UL94 |
V0 special needs | ||
Leakage Rate | 1.0*10-9 | Pa.m3/S |
Color | 3016 | RAL |
Distance | 32 | mm |
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