Table 1: Temperature class definitions
Code Maximum permissible
surface temperature in °C | °F
T1
450 | 842
372 | 700
T2
300 | 572
277 | 530
T3
200 | 392
177 | 350
T4
135 | 275
113 | 235
T5
100 | 212
Option not available
T6
85 | 185
Option not available
Equipment for monitoring
For additional safety, use condition-monitoring devices. Condition-monitoring devices include but are not
limited to these devices:
1.9 Product approval standards
Regular standards
WARNING:
Use of equipment unsuitable for the environment can pose risks of ignition and/or explosion.
Ensure the pump driver and all other auxiliary components meet the required area classifica-
tion at the site. If they are not compatible, do not operate the equipment and contact an ITT
representative before proceeding.
All standard products are approved according to CSA standards in Canada and UL standards in USA.
The drive unit degree of protection follows IP68. See the nameplate for maximum submersion, according
to standard IEC 60529.
1.10 Product warranty
Coverage
ITT undertakes to remedy faults in products from ITT under these conditions:
•
The faults are due to defects in design, materials, or workmanship.
•
The faults are reported to an ITT representative within the warranty period.
•
The product is used only under the conditions described in this manual.
•
The monitoring equipment incorporated in the product is correctly connected and in use.
•
All service and repair work is done by ITT-authorized personnel.
•
Genuine ITT parts are used.
•
Only Ex-approved spare parts and accessories authorized by ITT are used in Ex-approved prod-
ucts.
Limitations
The warranty does not cover faults caused by these situations:
•
Deficient maintenance
•
Improper installation
•
Modifications or changes to the product and installation made without consulting ITT
1.9 Product approval standards
8
Model AF (42"/1200mm/54"/60"/66") LM/LMR Bearings Installation, Operation, and Maintenance Manual