7.9
Inverter operation: the use of this electronic control and regulation equipment requires a motor equipped with PTC probes which
must be connected in the electrical cabinet with suitable equipment;
7.10 The standard maximum ambient temperature is 40°C. A maximum ambient temperature of 60°C can be accepted on request and
following tests by Caprari S.p.A. This temperature will be indicated on the rating plate of the electric pump.
marking:
PTB
Legend:
II
equipment group declaration (non-mining);
2
equipment category declaration; (EPL);
G
risk typology (G=gas);
II
apparatus group declaration (non-mining);
B
joints and gaps typology (gases range);
Gb
explosive atmosphere containing gas, vapours or mists + category of equipment (EPL);
PTB - ...
the motor conformity at the type (Enclosure III) is realized by PTB (0123)
Dangerous zone
Gases, vapours or mists
Gases, vapours or mists
Gases, vapours or mists
Caprari S.p.A.
II 2G Ex d IIB T4 Gb -
II 2G Ex d IIB T4 Gb - PTB - ... (motor)
Category according to 94/9/CE Directive
Zone 0
Zone 1
Zone 2
K.M150R.. / K.250... / K.D300... / K.D350...
1G
2G or 1G
3G, 2G or 1G
GB
EPL (IEC 60079-0)
Ga
Gb, Ga
Gc, Gb, Ga
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