About Motor Ingredients Protection

Source:WEIMA Elecric Release time:2025-07-11 16:56:11 Clicks: 0

The protection level is also called the IP level. The larger the number, the better the protection performance, and of course the higher the price. The IP (INGRESS PROTECTION) protection level system was drafted by IEC (INTERNATIONAL ELECTROTECHNICAL COMMISSION) to classify electrical appliances according to their dust and moisture resistance characteristics.


Indication: IP △ ○ (Example: IP 55)


Meaning of the first digit △ (Protection against solids)

Type

Mark

Illustrate

Unprotected

0

Motors without protective devices

Semi-protected

1

Motors that avoid intrusion of objects larger than Φ50 mm

Protected

2

Motors that avoid intrusion of objects larger than Φ12 mm

Protected

3

Motors that avoid intrusion of objects larger than Φ2.5 mm

Fully enclosed

4

Motors that avoid intrusion of objects larger than Φ1 mm

Protective

5

Motors that avoid intrusion of large amounts of dust

Protective

6

Motors that completely avoid intrusion of dust


The meaning of the second code ○ (protection against liquids)

Form

Mark

Illustrate

no protection

0

Motor without protection device

Anti-drip type

1

Motors protected from vertically falling water drops

Anti-drip type

2

Protect the motor from water drops within 15° from vertical

Rainproof 

3

Protect the motor from water drops within 60° from vertical

Waterproof 

4

Motors protected from water splashing from all directions

Anti-spout

5

Motors protected from water jets from all directions

Anti-wave type

6

Motors that protect against waves coming from all directions (for decks)

Anti-immersion

7

Motors that can be immersed in water for a short period of time (depth between 0.15m and 1m)

Soak in water

8

Motors that can be immersed in water for a long time (depth is not limited)



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