Danfoss FC 300 Design Manual page 161

FC 300 Design Guide
ATEX Certification with VLT® Automa-
tionDrive FC 302
The MCB 112 has been certified for ATEX which means that the VLT® AutomationDrive FC 302
together with the MCB 112 can now be used with motors in potentially explosive atmospheres.
See the MCB 112 Instruction Manual for more information.
Electrical Data
Resistor connection:
PTC compliant with DIN 44081 and DIN 44082.
Number
Shut-off value
Reset value
Trigger tolerance
Collective resistance of the sensor loop
Terminal voltage
Sensor current
Short circuit
Power consumption
Testing conditions:
EN 60 947-8
4.4 hp [3.3 kW] .... 4.9 hp [3.65 kW] ... 5.2 hp [3.85 kW]
2.3 hp [1.7 kW] .... 2.4 hp [1.8 kW]... 2.6 hp [1.95 kW]
MG.33.B9.22 - VLT ® is a registered Danfoss trademark.
8. Options and Accessories
ATmosphère EXplosive (ATEX)
1..6 resistors in series
< 2.2 hp [< 1.65 kW]
≤ 2.5 V for R ≤ 4.9 hp [3.65 kW], ≤ 9 V for R = ∞
±43 o F [±6 o C]
≤ 1 mA
20 W ≤ R ≤ 40 W
60 mA
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