Beschreibung
JN22B-40.5/31.5 indoor AC high voltage earthing switch is an advanced level product with high-tech parameters performance improved on the basis of JN22-40.5/31.5.After comprehensive evaluation,it conforms to GB1985 AC HV disconnect switch and earthing switch and IEC62271-102:2002, applies to power system of 40.5kV and AC 50Hz. Can be used with KYN61-40.5 and other types high voltage switchgearalso play a protective role in the high- voltage electrical equipment overhaul.
Ambient condition:
1.Höhe: ≤1000m
2.Ambient temperature: -10°C ~+40°C
3.Earthquake intensity: ≤8 degree
4.Pollution level: II
5.Relative Luftfeuchtigkeit: Daily averages95%,Monthly average≤90%
Model and meaning:
Parameter:
| Artikel | Einheit | Data | ||
| Nennspannung | kV | 35 | ||
| Maximum voltage | kV | 40.5 | ||
| 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 | ||
| Phases center distance | mm | 280, 300, 350,400 | ||
| Rated insulation level | PF withstand voltage(1 min) | kV | Phase to earth | 95 |
| Lightning impulse withstand voltage | Phase to phase | 185 | ||
FAQ:
Q: Could I have prices of your products?
EIN: Welcome. Please feel free to send us inquiry here. Wir werden Ihnen innerhalb von 24 Stunden antworten 24 Std..
Q: Can I get a sample before the bulk order?
EIN: Jawohl, Wir freuen uns über eine Musterbestellung, um die Qualität zu testen und zu überprüfen. Mischproben sind akzeptabel.
Q: Can we print our logo/ company name on products?
EIN: Jawohl, of course, we accept OEM, then need you to provide brand authorization to us.
Q:Do you accept product customization?
EIN:Jawohl, of course, please provide specific drawings or parameters, we will quote you after evaluation.
Q: What is the lead time?
EIN: The lead time depends on the quantities ordered, generally within 7-20 days after receiving the payment.
Q: What is your Trade Terms?
EIN: We accept EXW, FOB, CIF, FCA, etc.
Q: What is your payment method?
EIN: Wir akzeptieren T/T, Western Union, Paypal, etc.
Q: Do you inspect the finished products?
EIN: Jawohl, 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?
EIN: 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 Tage.