Diaphragm pump N87TTE Ex
Use
Translation of Original Operating- and Installation Instructions, english, KNF N87TTE Ex 01/13
5
2.3. Use in hazardous areas
In hazardous areas (zones), only operate pumps and motors of the
corresponding equipment category and temperature class.
The pump has the following explosion protection marking:
Marking
Description
Symbol for explosion-proof pumps
II
Equipment group (see Section 2.4.1)
2 G
Equipment category (see Section 2.4.2)
c
Type of protection (see Section 2.4.5)
II B
Explosion group (see Section 2.4.4)
T4
Temperature class (see Section 2.4.3)
X
Additional conditions (see Section 2.4.6)
Tab. 2
The explosion protection marking is also applied at the following
location:
Pump type plate
The pump drive motor must have at least the same explosion
protection rating as the pump.
Drive motor
