Hardware
IED
Table 88. Case
Material
Steel sheet
Front plate
Steel sheet profile with cut-out for HMI
Surface treatment
Aluzink preplated steel
Finish
Light grey (RAL 7035)
Table 89. Water and dust protection level according to IEC 60529
Front
IP40 (IP54 with sealing strip)
Sides, top and bottom
IP20
Rear side
IP20 with screw compression type
IP10 with ring lug terminals
Table 90. Weight
Case size
Weight
6U, 1/2 x 19”
£
10 kg
6U, 3/4 x 19”
£
15 kg
6U, 1/1 x 19”
£
18 kg
Connection system
Table 91. CT and VT circuit connectors
Connector type
Rated voltage and current
Maximum conductor area
Screw compression type
250 V AC, 20 A
4 mm
2
(AWG12)
2 x 2.5 mm
2
(2 x AWG14)
Terminal blocks suitable for ring lug terminals
250 V AC, 20 A
4 mm
2
(AWG12)
Table 92. Binary I/O connection system
Connector type
Rated voltage
Maximum conductor area
Screw compression type
250 V AC
2.5 mm
2
(AWG14)
2 × 1 mm
2
(2 x AWG18)
Terminal blocks suitable for ring lug terminals
300 V AC
3 mm
2
(AWG14)
Bay control REC670
1MRK511232-BEN E
Pre-configured
Product version: 1.2
ABB
67