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Costa-Rica Three umbrella type disc suspension tempered glass insulator

As an important part of the power transmission system, the stability and reliability of its performance are directly related to the safe operation of the power grid.

Product Description

Main technical parameters of three umbrella type (AC type)-disc suspension tempered glass insulator (GB and IEC)

Insulator
Model
Nominal
Diameter
D
(Mm)
Structure
Height
H(mm)
Nominal
Creepage
Distance
L
(Mm)
Connection
Marking
(Mm)
Rated
Mechanical
Destruction
Load
(kN)
One by one
Stretching
Load
Test (
kN)
Power frequency
Dry resistance
by voltage
(KV)
Power frequency
Wet resistance
by voltage
(KV)
Lightning
Impact
Tolerance
Voltage
(KV)
Impact
Overvoltage
Breakdown tolerance
Voltage
(p.u.)
Minimum work
frequency breakdown
Tolerance
Voltage
(KV)
Radio
Interference
10kV
1MHz( μ V)
Visible electricity
halo voltage
Foot/cap (kV)
Power frequency
Arc
Test
Insulator
Monolithic weight
(Kg)
RaiaiTypeDiameter
D
(Mm)
Spacing
H
(Mm)
Creepage
Distance
(Mm)
Sizeof
Coupling
(Mm)
Mechanical
FailingLoad
(kN)
Mechanical
Test routine
(kN)
PowerFrequency
WithstandVoltage
(KV)
Anodic DC
WetWithstand
Voltage
(KV)
 
LightingImpulse
WithstandVoltage
(KV)
Impulse
Withstanc
Voltage
(p.u.)
MinPowerFrequency
PunctureVoltage
(KV)
RadioInterference
Voltage
(10kV,1MHz)
(μ V)
Crown
Test
(pin &cap)
(KV)
Power
Frequency
Electric
Arc Test
NetWeight
PerUnit
(Kg)
UG160B170/550T 20R330170550201608085501302.8130≤5018/220.12s/20kA8.0
UG210B170/550T 20R3301705502021010585501302.8130≤5018/220.12s/20kA10.2
UG300B195/550T 24R3301955502430015085501302.8130≤5018/220.12s/20kA11.3
UG300B195/635T 24R38019563524300150100601302.8130≤5018/220.12s/20kA15.3
UG420B205/635T 28R40020563528420210110651302.8130≤5018/220.12s/20kA16.5
UG550B240/550T 32R40024063532550275110651302.8130≤5018/220.12s/20kA17.5

Main technical parameters of three umbrella type (DC type)-disc suspension tempered glass insulator (GB and IEC)

Insulator typeNominal
Diameter
D
(Mm)
Structure
Height
H(mm)
Nominal
Creepage
Distance
L
(Mm)
Connection
Marking
(Mm)
Rated
Mechanical
Destruction
Load
(kN)
One by one
Stretching
Load
Test (
kN)
DC
Dry tolerance
Voltage
(KV)
DC
Wet tolerance
Voltage
(KV)
Lightning
Impact
Tolerance
Voltage
(KV)
Impact
Overvoltage
Breakdown tolerance
Voltage
(p.u.)
SF6
Breakdown
withstand voltage
(KV)
Radio
Interference
10kV
1MHz( μ V)
DC visible electricity
halo voltage
Foot/cap (kV)
Insulator
Monolithic weight
(Kg)
RaiaiTypeDiameter
D
(Mm)
Spacing
H
(Mm)
Creepage
Distance
(Mm)
Sizeof
Coupling
(Mm)
Mechanical
FailingLoad
(kN)
Mechanical
Test routine
(kN)
Anodic DC
DryWithstand
Voltage
(KV)
Anodic DC
WetWithstand
Voltage
(KV)
 
LightingImpulse
WithstandVoltage
(KV)
Impulse
Withstanc
Voltage
(p.u.)
SF6
Puncture
Withstand
Voltage
(KV)
RadioInterference
Voltage
(10kV,1MHz)
(μ V)
DC Crown
Test
(pin & cap)
NetWeight
PerUnit
(Kg)
DCUG160B170/550T20R3301705502016080140551402.8210≤50≥ 508.9
DCUG210B170/550T20R33017055020210105140551402.8210≤50≥ 5010.4
DCUG300B195/550T24R33019555024300150150601402.8225≤50≥ 5011.3
DCUG300B195/635T24R38019563524300150150601552.8225≤50≥ 5015.3
DCUG420B205/635T28R40020563528420210150651552.8225≤50≥ 5017.5
DCUG550B240/635T32R40024063532550275160701552.8225≤50≥ 5018.8