ABB i-bus KNX ABA/S 1.2.1 - Technical Data; General Technical Data

ABB i-bus
®
KNX
Product Overview
16 2CDC509086D0201 | ABA/S 1.2.1
3.3.4 Technical data
3.3.4.1 General technical data
Supply Bus voltage 21…32 V DC
Current consumption, bus < 12 mA
Leakage loss, bus Maximum 250 mW
Leakage loss, device
Maximum 3 W
Auxiliary voltage U
s
24 V DC (+20% / -15%) or PoE
(IEEE 802.3af class 2)
Auxiliary voltage current consumption
60 mA typical, 120 mA peak current
KNX connection 0.25 W
KNX current consumption < 10 mA
Power backup if supply voltage fails
Min. 5 s, typically up to 20 s
Connections
KNX
Via bus connection terminal
Inputs/Outputs Via screw terminals
LAN RJ45 socket for 10/100BaseT, IEEE 802.3
networks, AutoSensing
Connection terminals Screw terminal Screw terminal with universal head (PZ1)
Screw terminal 1 0.2…2.5 mm
2
stranded, 2 x (0.2…2.5 mm
2
)
Screw terminal 2
0.2…4 mm
2
solid, 2 x (0.2…4 mm
2
)
Wire end ferrule without plastic sleeve 0.25…2.5 mm
2
Wire end ferrule with plastic sleeve 0.25…4 mm
2
TWIN ferrules
0.25…4 mm
2
Tightening torque Max. 0.6 Nm
Grid 6.35
Protection degree and class
Degree of protection
IP 20 to EN 60529
Protection class
II to EN 61140
Isolation category Overvoltage category III to EN 60664-1
Pollution degree II to EN 60664-1
SELV
KNX safety extra low voltage
SELV 24 V DC