8. Thermostats in Ex Version (Ex-de / Ex-t, etc.)
MU2B-0375GE51 R0616C
61
8.4 Electrical Ratings
Voltage Rating
Up to 250 VAC
Current Rating at 250 VAC
AC 3 A, cos phi < 0.9
DC 0.1 A
Connection Terminals
Tightening Torque
Max. 0.4 Nm
Wire cross-section
Max. 2.5 mm
2
Earthing connection
Max. cross-section: 4 mm
2
.
8.5 Serial Numbers
All Ex-proof switching devices and Ex-I
switching devices and their respective
protective covers are marked with a
model number and a serial number.
When mounting, it is important that the
protective covers not be mixed up.
IMPORTANT
When mounting and operating Ex-proof
switching devices, all recognized rules
and guidelines for installation in Ex-areas
must be observed.
The Ex-cable gland (4) is approved only
for fixed installation.
