![]()
Email
sales@marshall-tufflex.com
www.marshall-tufflex.com
TuffMaster
| 295
Technical information
Ingress protected (IP)
switches, sockets and RCDs
Material
High impact resistant polycarbonate*
to cope with a demanding
environment. Colour-fast, resistant to
UV light and able to withstand
temperatures from -400C to
+700C.*Except OEM IP56 units
IP Ratings
Ingress protection numbers are used to
specify environmental protection of
enclosures around electrical
equipment. The first number indicates
resistance to solid objects and the
second number indicates resistance to
liquid ingress.
Solid object protection
Water ingress protection
0 No protection
0 No protection
1
Protected against solid objects up to 50mm
e.g. accidental touch by hand.
1
Protected against vertically falling drops of
water e.g. condensation.
2
Protected against solid objects up to 12mm
e.g. fingers.
2
Protected against direct sprays of water up
to 150 from the vertical.
3
Protected against solid objects from 2.5mm
e.g. tools and wires.
3
Protected against direct sprays of water up
to 600 from the vertical.
4
Protected against solid objects from 1mm
e.g. wires, nails.
4
Protected against water splashed from all
directions, limited ingress permitted.
5
Protected against dust, limited ingress, not
harmful deposits.
5
Protected against low pressure jets of water
from all directions, limited ingress
permitted.
6 Total protection against dust.
6
Protection against strong jets of water e.g.
on ship decks, limited ingress permitted.
7
Protection against the effects of temporary
immersion between 15cm and 1m. Duration
of test 30mins.
8
Protection against long periods of
immersion under pressure.
