ABB REF 54 Series Technical Reference Manual

1MRS750527-MUM
)HHGHU7HUPLQDO
Technical Reference Manual, General
5()B
75
 'HVLJQGHVFULSWLRQ
 7HFKQLFDOGDWD
7DEOH (QHUJL]LQJLQSXWV
Rated frequency 50.0/60.0 Hz
Current inputs rated current 0.2 A/1 A/5 A
thermal withstand
capability
continuously 1.5 A/4 A/20 A
for 1 s 20 A/100 A/500 A
dynamic current withstand, half-wave value 50 A/250 A/1250 A
input impedance <750 mΩ/<100mΩ/
<20 mΩ
Voltage inputs rated voltage 100 V/110 V/115 V/120 V
(parameterization)
voltage withstand, continuous 2 x U
n
(240 V)
burden at rated voltage <0.5 VA
Sensor inputs, max 9 AC voltage range 9.4 V RMS
DC voltage range ±13.3 V peak
input impedance >4.7 MΩ
input capacitance <1 nF
7DEOH $X[LOLDU\SRZHUVXSSOLHV
Type PS1/240V
(REF 541,
REF 543)
PS2/240V
(REF 545
only)
External
display
module
PS1/48V
(REF 541,
REF 543)
PS2/48V
(REF 545
only)
Input voltage, ac 110/120/220/240 V -
Input voltage, dc 110/125/220 V 24/48/60 V
Voltage variation ac 85…110%, dc 80…120%
of rated value
dc 80…120% of rated
value
Burden <50 W
Ripple in dc auxiliary voltage max. 12% of the dc value
Interruption time in auxiliary dc
voltage without resetting
<40 ms, 110 V and
<100 ms, 200 V
<60 ms, 48 V and
<100 ms, 60 V
Internal overtemperature
indication
+78°C (+75…+83°C)
7DEOH'LJLWDOLQSXWV
Power supply version PS1/240 V (High) PS1/240 V (Medium),
PS2/240 V
PS1/48 V (Low), PS2/48 V
Input voltage, dc 220 V 110/125/220 V 24/48/60/110/125/220 V
Activating range, dc 140...265 V 80...265 V 18…265 V
Current drain ~2…25 mA
Power consumption/input <0.8 W
Pulse counting (specific
digital inputs), frequency range
0...100 Hz

ABB REF 54 Series Specifications

General

Brand	ABB
Model	REF 54 Series
Category	Touch terminals
Language	English