ABB Relion 670 Series Product Manual page 69

Generator protection REG670
Version 2.2
Table 37. Auxiliary DC supply voltage influence
Test
Auxiliary voltage dependence, operate value
Ripple in DC auxiliary voltage, operate value
Table 38. Temperature influence
Test
Ambient temperature, operate value
Storage temperature
Table 39. Degree of protection
Description
REX060
Front
Panel mounted, front
Rear, sides, top, bottom and connection terminals
REX061 and REX062
Top
Front, rear, sides and bottom
Hitachi Power Grids
GUID-9D1F44FC-896B-4907-9609-C32781CA1798 v3
Type test values
±20% of EL
15% of EL
GUID-A1BED9A8-2791-4ACF-8400-B20206F057A8 v3
Type test values
-25°C to +55°C
-40°C to +85°C
GUID-52764B12-501B-4B46-9703-E3EB95E06509 v3
© Copyright 2017 Hitachi Power Grids. All rights reserved
Influence
0.01%/%
0.01%/%
Influence
0.02%/°C
-
Values
IP40
IP54
IP20
IP41
IP20
1MRK 502 074-BEN M
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