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3 ENT-DC Power Supply
The Exi power supply ENT-DC can be used in safe areas as a power supply for components in zone 1 and
zone 2. The ENT-DC provides up to 3 feed circuits and one 20 mA CL-interface. The ENT-DC can used to feed
all hazardous components which meet the interface specifications of the ENT-DC.
The most important data in brief:
Approval
Classification in accordance
with ATEX 95 RL94/9 EG:
Housing
Material
Protection type
Number of feed circuits
Exi voltage Ua
max
Exi current Ik
max
Exi power Pa
max
Connections
3.1 Operation
To warrant sufficient ventilation, the ENT-DC must be set up as described under "Assembly" in chapter 3.6. The
slots for ventilation on the unit may not be covered so that heat dissipation is warranted.
TDOCT-4038_ENG / 2015-01
[EEx ib] IIC
II (2) G [EEx ib] IIC
DMT 03 ATEX E 011 X
Full, top hat rail, and 19" flush type housing
aluminum
IP 20
1 - 3 feed circuits
7 V .. 9 V (according to configuration)
220 mA ..350 mA (according to configuration)
1.1 W .. 1.4 W (according to configuration)
connectors / terminal screws
5
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