LPN-OVP – Overload Protection Unit
Brand: Intech
$155.00 Excl. GST
All prices are in NZ$, and GST exclusive and are subject to change without notice.
Product Details
Description
This over voltage protection unit is characterized by its high level of protection, concentrated in a compact space. The LPN-OVP (Rev 1) is suitable for installing in the narrowest of places, making it ideal for automated process industrial and building service systems.
The circuit design is simple but very effective. Gas discharge tubes provide the first stage protection and can discharge up to 5000A when exposed to a 8×20µs waveform. Transient voltage suppressors provide the second stage protection, and typically operate within 5ns, and can discharge 600W when exposed to a 10×1000µs waveform.
LPN-OVP Features
- Overvoltage protection unit for instrument signals
- Used extensively for lightning protection
- Two stage protection:
Gas discharge tubes provide the first stage
Transient voltage suppressors provide the second stage - Leakage current: 10µA at 24Vdc
- Transient cut-off voltage: 33Vdc
- Added line resistance: 25 ohms total for the loop (12.5 ohms per side)
Technical Specs
| LPN-OVP Specifications | ||
| Gas discharge tubes | ||
| 8x20µs | 5000A | |
| 10x1000µs | 10A | |
| DC spark voltage | 60~90V at 100V/s | |
| Impulse spark over voltage | <600V at 1kV/µs | |
| Transient voltage suppressors | ||
| 10x1000µs | 600W | |
| Response time | <5ns from 0~41V | |
| Stand off voltage | 33V typical | |
| EMC compliances | ||
| Emissions | EN55022-A | |
| Immunity | EN 50082-1, <1% effect FSO typical | |
| Operating temperature | 0~60°C | |
| Storage temperature | -20~80°C | |
| Operating humidity | 5~85% RH max | |
| Leakage current | 10µA at 24Vdc | |
| Dimensions | 79 x 20 x 68mm (H x W x D) |
Documents
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