ABB REF601 Manuale del prodotto - Pagina 7
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ABB
Feeder Protection
REF601 IEC
Product Version: 1.0
14. Technical data
Dimensions
Width
Height
Depth
Weight
Power Supply
U
nominal
aux
U
variation
aux
Burden of auxiliary voltage supply
under quiescent (Pq)/operating
condition
Ripple in the DC auxiliary voltage
Maximum interruption time in the
auxiliary DC voltage without
resetting the relay
Energizing inputs
Rated frequency
Phase current
Input type
inputs
Rated transformation ratio,
K
ra
Linear current measurement
range
Earth current input Input type
Rated current, I
Burden at rated current
Linear current measuring
range
Thermal withstand capability:
• Continuously
• For 1 s
Dynamic current withstand:
• Half-wave value
frame
130.0 mm,
case
121.5 mm
frame
160.0 mm,
case
151.5 mm
case
92 mm, 101 mm with terminal
relay
1.2 kg
24...240 V AC, 50 Hz
24...240 V DC
85...110% of Un (20.4...264 V AC)
70...120% of Un (16.8...288 V DC)
< 5.0 VA
Max 12% of the DC value (at frequency of 100 Hz)
50 ms at U
rated
aux
50 Hz ± 5 Hz
Rogowski coil sensor
250A / 0.15V at 50Hz
250A / 0.18V at 60Hz
8 A - 25 kA
Current Transformer
1 A
n
< 0.1 VA
0.05 x In - 5.0 x In
5 A
100 A
250 A
1MDB07207-YN C
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