WEG W22 Premium E3 Manual De Instalación, Operación Y Mantenimiento página 101

Marking for hazardous
Component area on the motor
nameplate
Ex n + Ex t
Winding
Ex d + Ex t
Class I Div. 1
Class I Div. 2
Class II Div. 1
Bearing
Notes:
1) The number and type of the installed protection devices are stated on the accessory nameplate of the motor.
2) If the motor is supplied with calibrated resistance, (for example, Pt-100), the motor monitoring system must be set according to the
operating temperatures indicated in Table 6.6
The non-isolated part of the accessory cables should not exceed 1 mm up to the connector as shown in Figure
6.16.
Table 6.6 - Maximum activation temperature of the thermal protections.
Hazardous area where
the equipment will be
installed
Ex d Ex d
Ex n Ex n
Ex t Ex t
Ex e Ex e
Ex n
Ex t
Ex d
Ex t
Class I Div. 1
Class I Div. 2
Class II Div. 1
All All
Figure 6.16 - Connection of the accessory cables to the connector.
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Max. operating temperature (°C)
Alarm Tripping
130 150
130 155
120 140
- 110
140 155
- 140
140 150
- 140
130 150
130 155
120 140
110 120
Manual of Electric Motors 101