Goulds Pumps 3355 - IOM - Manual (Page 15)

Product Description
ATEX nameplate
Nameplate field Explanation
II Group 2
2 Category 2
G/D Pump can be used when gas and dust are present
T4 Temperature class
Table 2: Temperature class definitions
Code Maximum permissible surface Minimum permissible surface
temperature in °F (°C) temperature in °F (°C)
T1 842 (450) 700 (372)
T2 572 (300) 530 (277)
T3 392 (200) 350 (177)
T4 275 (135) 235 (113)
T5 212 (100) Option not available
T6 185 (85) Option not available
NOTICE:
Make sure that the code classifications on the pump are compatible with the specific
environment in which you plan to install the equipment. If they are not compatible, do not
operate the equipment and contact your ITT representative before you proceed.
Model 3355 Installation, Operation, and Maintenance Manual 13