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Table 1: Temperature class definitions
Code
Maximum permissible surface tem-
perature in °C | °F
Maximum permissible liquid tempera-
ture in °C | °F
T1
440 | 824
372 | 700
T2
290 | 554
267 | 513
T3
195 | 383
172 | 342
T4
130 | 266
107 | 225
T5
Option not available
Option not available
T6
Option not available
Option not available
Equipment for monitoring
For additional safety, use condition-monitoring devices. Condition-monitoring devices include but are not
limited to these devices:
•
Pressure gauges
•
Flow meters
•
Level indicators
•
Motor load readings
•
Temperature detectors
•
Bearing monitors
•
Leak detectors
•
PumpSmart control system
1.3 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.
All electrical ratings and performance of the motors comply with IEC 600341.
Explosion-proofing standards
All explosion-proof products for use in explosive atmospheres are designed in compliance with one or
more of the following approvals:
•
FM According to NEC
•
Class 1 Div 1 Groups “C”, and “D”
•
Class 2 Div 1 Groups “E”, “F”, and “G”
•
Class 3 Div 1 Hazardous Locations
1.3 Product approval standards
12
XHD Installation, Operation, and Maintenance Manual
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