What does high-voltage insulation test mean ?
What does high-voltage insulation test mean ?
It is a detection method that applies high voltage to both ends of the insulator and maintains it for a certain time, it can evaluates the insulation performance by detecting the current flowing through the insulator.
Before starting the test, it is necessary to connect the high-voltage output line to the null line or live line of the fixture’s plug, and connect the ground line with shell of fixture. Press the power switch, set the current according to the lamp, press START button , the test time generally takes more than 60 seconds, and then the voltage can be adjusted. If the test fails, the machine has automatic alarm system , it will stop working .
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About After Sales
What is the product quality guarantee time ?
Our stage lighting product guarantee time is 1 year; all products can support after-sale service during this period; if lights are broken, we can provide spare parts for free.
About Product
What certifications and inspections have your products passed?
Our products have passed relevant quality certifications and inspections, including CE, RoHS, etc., to ensure product safety and reliability.
About Cooperation Process
What information do I need to provide to start the cooperation process?
You need to provide your company information, product needs, customization requirements, cooperation intentions and other relevant information.
About Customized Services
What kind of customization services can you provide ?
Yes, we can provide personalized, customized services according to your needs and requirements, including the product's color temperature, customized gobos for moving headlights, packaging and private labeling for products, etc. for other requirements, which can be negotiated with our sales team.
About Logistics
How long does logistics delivery take?
Shipping times depend on your location and the shipping method you choose
1. 5-7 days by express
2. 20–25 days by sea shipping.
3. 15 days by air shipping.
VANRAY Waterproof LED Par Light LP-200Z 200W Zoom Par Light
VANRAY Waterproof LED Par Light LP-200Z 200W Zoom Par Light
VANRAY LED Par Zoom Wash LP-1515Z 15pcs 15W RGBW Waterproof LED Par Light
VANRAY LED Par Zoom Wash LP-1515Z 15pcs 15W RGBW Waterproof LED Par Light
VANRAY Theater LED Par Can Lights LP-350SJL 350W White LED Par Can Lights
VANRAY Theater LED Par Can Lights LP-350SJL 350W White LED Par Can Lights
VANRAY LED Par Light Stage LP-200ZC RGBW LED Par Light Suppliers
VANRAY LED Par Light Stage LP-200ZC RGBW LED Par Light SuppliersGet in Touch With VANRAY
Create unforgettable stage moments with our advanced lighting solutions!
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As a leading Stage Lighting Manufacturer from China, VANRAY Lighting delivers a comprehensive suite of services including innovative R&D, precision production, and professional integration.
Built on decades of technical expertise, we are defined by our commitment to quality and service perfection. From theaters to grand-scale events, VANRAY is the trusted choice for reliable lighting solutions across the global entertainment and architectural sectors.
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