ABB RELION 650 Series Product Manual page 60

Transformer protection RET650 2.1 IEC
Hardware
IED
Table 86. 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 87. 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 88. Weight
Case size
6U, 1/2 x 19"
Electrical safety
Table 89. Electrical safety according to IEC 60255-27
Equipment class I (protective earthed)
Overvoltage category III
Pollution degree 2 (normally only non-conductive pollution occurs except that occasionally a temporary conductivity caused by
condensation is to be expected)
Connection system
Table 90. CT and VT circuit connectors
Connector type
Screw compression type
Terminal blocks suitable for ring lug terminals
Table 91. Auxiliary power supply connectors
Connector type
Screw compression type
Terminal blocks suitable for ring lug terminals
Table 92. Binary I/O connectors
Connector type
Screw compression type
60
M11778-1 v4
M12327-1 v3
M11777-1 v4
Weight
£ 10 kg/22 lb
GUID-1CF5B10A-CF8B-407D-8D87-F4B48B43C2B2 v1
SEMOD53376-2 v6
M12583-1 v5
Rated voltage and current
250 V AC, 20 A
250 V AC, 20 A
Rated voltage
250 V AC
300 V AC
Rated voltage
250 V AC
1MRK 504 161-BEN C
SEMOD53385-1 v1
GUID-2825B541-DD31-4DAF-B5B3-97555F81A1C2 v1
SEMOD53371-1 v1
Maximum conductor area
2
4 mm (AWG12)
2
2 x 2.5 mm (2 x AWG14)
2
4 mm (AWG12)
Maximum conductor area
2
2.5 mm (AWG14)
2
2 × 1 mm (2 x AWG18)
2
3 mm (AWG14)
Maximum conductor area
2
2.5 mm (AWG14)
2
2 × 1 mm (2 x AWG18)
ABB