11
Product Identification
The
identification plate reports the serial number, some important data
and the CE logo.
The plates must NOT be removed or concealed under any
circumstances.
Another plate is installed in addition to the products suitable
for explosion-proof environments (ATEX).
II 3 G c IIB
T2
X
- The Zone or Position code:
“Internal zone” or “External zone"
- Unit:
II
= installation on the surface.
- Category level of protection:
2
= high,
3
= normal.
- Type of atmosphere:
G
= Gas,
D
= Dust.
- Type of construction safety:
b
= protection by means of a check of the ignition source
c
= protection for constructional safety.
- Gas unit:
IIA
= gas in group IIA can be treated
IIB
= gas in group IIA and IIB can be treated
IIC
= gas in groups IIA, IIB and IIC (Not available) can be treated
- Maximum surface temperature:
The exact value for Dust or the temperature
Class for the GAS is indicated as shown in the following table
T1
T2
T3
T4
T5
T6
450°C
300°C
200°C
135°C
100°C
85°C
Not available
- Intake fluid temperature:
X
= > 60°C
- Notes: Maximum fan speed and Maximum intake fluid temperature > 60°C
ATEX products code reading key
The fans are marked in accordance with the require-
ments of Directive 94/9/EC and the ATEX label includes
information about:
Example
F
eatures
Summary of Contents for CH Series
Page 23: ...22 Table Work performed Item Pos Type of job and or Notes Date Operator signa ture Annexes ...
Page 24: ...23 Table Work performed Item Pos Type of job and or Notes Date Operator signa ture Annexes ...
Page 25: ...24 Table Work performed Item Pos Type of job and or Notes Date Operator signa ture Annexes ...
