EPS 1POLE + N AND 3POLE + N 40KA VOLTAGE SURGE PROTECTOR / SURGE PROTECTIVE DEVICE
EPS 1POLE + N AND 3POLE + N 40KA VOLTAGE SURGE PROTECTOR / SURGE PROTECTIVE DEVICE

RM110.00
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Standard delivery 2 - 5 days
SURGE:
Qty:
28 Stock Left
14 days return to seller
Change of mind applicable
3 Months Local Supplier Warranty
 

Product Specification

Brand:
EPS
Model:
SURGE PROTECTOR
SKU:
EPS-1P+N SURGE
EPS-3P+N SURGE
Warranty Type:
Local Supplier Warranty
Warranty Period:
3 Months
What's in the box:
Surge Protective Device

Product Description

EPS 1POLE + N AND 3POLE + N 40KA VOLTAGE SURGE PROTECTOR / SURGE PROTECTIVE DEVICE

A - Overvoltage of atmospheric origin propagation modes

1) Direct Attack

  • This occurs at the point of impact and may result in powerful currents flowing through fairly conductive elements .

2) Indirect Attack

  • These occur most frequently , where a single direct attack at a point can generate overvoltage at a distance which are then propagated via the electrical supply right inside the building and can damage the installation and electrical equipment .

a) Overvoltage on overhead power lines

  • when lightning strikes a high or low-voltage overhead power line and creates an overvoltage of several thousand volts and a current of a several thousand amps .

b) Overvoltage due to electromagnetic coupling

  • when lightning strikes in the vicinity of an electrical supply creates an overvoltage caused by electromagnetic radiation which is propagated to the building electrical installation directly or via the electrical supply .

c) Overvoltage from the earth system 

  • when a lightning strikes the ground and generates an increase in the earth system potential which is feedback to the installation .

B - Overvoltage of non-atmospheric origin

  • These are overvoltage resulting from operation on equipment such as : motor ( lift ) , sodium lamps , etc. .


C - Effects of overvoltage

​There are two types of overvoltage 

  • overvoltage between the supply and the metal structure or earth system : these result in the creation of an electrical arc between the supply and earth , this results destruction of the consumer unit .
  • overvoltage between phase and neutral these damage the actual electrical appliance.

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