JN15A 275mm AC High Voltage ES Ground
Switch for Switchgear
Summary:
JN15A-12/31.5 12kV high
voltage indoor earthing switch is an advanced level product
with high-tech parameters performance. After comprehensive
evaluation, it conforms to GB1985 and IEC62271 standard,
applies to power system of 3-12kV and three- phase AC 50Hz.
It owns short-circuit making capacity to protect other
electric equipment not being damaged. Can be used with
various high voltage switchgear, also play a protective role
in the high-voltage electrical equipment overhaul.
Ambient condition:
1.Altitude: ≤1000m
2.Ambient temperature: -10°C ~+40°C
3.Earthquake intensity: ≤8 degree
4.Pollution level: II
5.Relative humidity: Daily averages95%,Monthly
average≤90%
Model and meaning:
Parameters:
Item
|
Unit
|
Data
|
Rated voltage
|
kV
|
12
|
Rated short-time withstand
current
|
kA
|
31.5
|
Rated short-circuit
duration
|
s
|
4
|
Rated short-circuit making
current
|
kA
|
80
|
Rated peak withstand
current
|
kA
|
80
|
Rated insulation
level
|
PF withstand voltage(1
min)
|
kV
|
Phase to earth
|
42
|
Lightning impulse withstand
voltage
|
Phase to phase
|
75
|
Mechanical
endurance
|
time
|
2000
|

FAQ:
Q: Could I have prices of your products?
A: Welcome. Please feel free to send us inquiry here. We
will reply you within 24 hours.
Q: Can I get a sample before the bulk order?
A: Yes, we welcome sample order to test and check quality.
Mixed samples are acceptable.
Q: Can we print our logo/ company name on products?
A: Yes, of course, we accept OEM, then need you to provide
brand authorization to us.
Q:Do you accept product customization?
A:Yes, of course, please provide specific drawings or
parameters, we will quote you after evaluation.
Q: What is the lead time?
A: The lead time depends on the quantities ordered,
generally within 7-20 days after receiving the payment.
Q: What is your Trade Terms?
A: We accept EXW, FOB, CIF, FCA, etc.
Q: What is your payment method?
A: We accept T/T, Western Union, Paypal, etc.
Q: Do you inspect the finished products?
A: Yes, each step of production and finished products will
be came out inspection by QC department before shipping.
And we will provide goods inspection reports for your
reference before shipment
Q: How to solve the quality problems after sales?
A: Take photos of the quality problems and send to us for
our checking and confirming, we will make a satisfied
solution for you within 3 days.