An indirect lightning surge typically refers to a transient voltage
or current surge that enters an electrical or electronic system
due to the effects of a nearby lightning strike. These surges can
cause damage to sensitive electronic equipment, including
computers, telecommunication systems, and other devices
connected to the affected lines.
A switching surge, that occurs in an electrical system during switching
operations. These surges can happen when electrical devices are
turned on or off, or when switching between different operational
modes
Technical Specification & Features comparison
Maximum Operating Voltage | 230/400 V |
Clamping Voltage | 4kV |
Operating Current | 0.5mA |
Frequency Range | 50-60Hz |
Operating Temperature | [-]40 to [+]85 |
Number of Protected Poles | 3P+N |
Response time | 1.2/50 micro second (voltage)8/20 micro second (current) |
Certified Standards | International Standard IEC 61000-4-5,aInstallation Class 3 [Surge Immunity Test] |
Discharge Current (Imax) | upto 100A |
Voltage Protection Level (Up) | upto 4kV |
Product Name Suitable For | Automatic Surge Protection Device To protect the systems against indirect lighting surge and switching surge |
Sl.No | Features | LP ASPD | Other SDP’s |
---|---|---|---|
1 | IEC 61000-4-5 surge immunity tests in Class 3 | Certified (Test carried out more than 240 times by connecting a mobile charger as load) | Not complied |
2 | Earthing Facility | Not Required | Required |
3 | Response time | 1.2/50 micro second (voltage) 8/20 micro second (current) | Micro second for passing surge to earth |
4 | Any damage while on surge handling | No Damage | Degradation happens to the GDT, which may cause fire. |
5 | Servicing the device | No Servicing Required | Servicing Required |
6 | Handle both +Ve & -Ve surge | Yes, the same device itself handle both +Ve & -Ve surge | Not possess the feature |
7 | Monitoring the device | No frequent monitoring required, since the device automatic in function. | Frequent inspection required. (Cartridge replacement) |
IEC 61000-4-5 international standard, installation class 3.
IEC 61000-4-5 defines different classes for surge immunity tests, ranging from Class 1 to Class 4. Eachclass represents a different level of severity for the surges applied during testing. Class 3, in thecontext of surge immunity tests, typically corresponds to a specific set of test parameters.
Today available SPD in the market require earthing systems for surge handling and will burn after onesurge pulse. According to IEC 61000-4-5 standard, if the product burn after one surge pulse, it will not
give actual protection. Hence can't consider the market available product as a surge protectiondevice (SPD). And also, conscious monitoring required on this device to maintain the protection, andintermediate card replacement needed after few surge events, it's costly.
Leionder Plus ASPD don't require any earthing system for surge handling. And this device will notundergo any burn/damage while surge occurs, have no intermediate card replacement. This deviceis tested as per IEC 61000-4-5 standard. And continuous monitoring not required and no further cost
implied for any part replacement, long life product.
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