Approval/Certificate/Document of Conformity

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SCHEDULE
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to Type Examination Certificate DEKRA 11ATEX0129 X Issue No. 3
Page 2/3
Form 244
Version 1 (2016-04)
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Description
Power Control Unit, ACT20-FEED-IN-PRO-S and ACT20-FEED-IN-PRO-P are used to distribute
supply voltage to Power Rail Type CH20M-BUS on which it is mounted.
The Control Unit is connected to an external power supply and optionally to a backup power
supply.
The Control Unit detects errors from the modules mounted on the rail and provides a collective
status alarm via a potential free contact.
Ambient temperature range: -20
o
C to +60
o
C
Electrical data
Power Supply (terminals 51, 52): U = 21,6 ... 26,6 Vdc.
Backup Power Supply (terminals 53, 54): U = 21,6 ... 26,6 Vdc.
Power Rail (rear contacts): U = 21,6 ... 26,6 Vdc (with 40 V transient suppression)
Power Rail Status Relay (terminals 41, 42, 43): U ≤ 30 Vdc or 32 Vac, I ≤ 2 A.
If the Control Unit is installed outside the hazardous area, the following data for the relay contacts
apply:
U ≤ 30 Vdc or 250 Vac, I ≤ 2 A.
Installation instructions
The instructions provided with the product shall be followed in detail to assure safe operation.
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Report
Number
No. NL/DEK/ExTR11.0047/02.
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Speci
fic
conditions
of
use
The Power Control Unit shall be installed in an enclosure, in conformity with type of protection
Ex n or Ex e, providing a degree of protection of at least IP54.
Cable entry devices and blanking elements shall fulfill the same requirements.
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Essential Health and Safety Requirements
Covered by the standards listed at item (9).
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Test
documentation
As listed in Report No. NL/DEK/ExTR11.0047/02.