Beckhoff EL922 Series Documentation page 18

Product overview
Technical data EL9227-5500
Nominal voltage 24 V
Nominal current Max. Ʃ10 A, ad-
justable
Nominal current steps 1, 2, 3, 4, 5, 6, 7,
8, 9, 10 A
Input current max. 10 A (Input current = forwarding current + current of the own terminal)
Number of outputs 2
Output 1 Terminal contact and power contact
Power contacts (right) +24 V DC protected; 0 V DC
Number of digital inputs 2 (24V DC falling edge -15% + 20%); same 0 V reference as input voltage
Prewarning output load Adjustable between 50% and 100%, 5% hysteresis
Tripping behavior
see tables showing tripping times [} 19]
Restart time ≥ 10 seconds (temperature-dependent)*
Internal fuse (faile-safe ele- 15 A (F) / 15 A
ment) (channel1/channel2) (F)
Internal max. power dissi- typically 400 W
pation limitation (channel1/ for 20 ms /
channel2) typically 400 W
for 20 ms
Max. current limitation typically 25 A for
(channel1/channel2) 20 ms / typically
25 A for 20 ms
Switch-on delay typical 15 ms
Overcurrent protection op- Yes
eration without E-bus
Switch-on capacitance typically 20,000 µF**
Undervoltage prewarning Adjustable between 17 and 24 V DC
Overvoltage shutdown > 32 V DC
Reverse polarity switch-off Yes
Reverse feed shutdown U
Switch-off times adjustable in 3 steps (fast: after 10 ms, standard: after 100 ms, slow: after 1000 ms)
Parallel connection of sev- not permissible
eral outputs
E-Bus current consumption typ. 80 mA
Electrical connection to Yes
mounting rail
Measuring error typ. ± 75 mA @23°C+- 20°C @24 V
typ. ± 150 mV @23°C+- 20°C @24 V
Electrical isolation 500 V (E-bus/signal voltage)
Dimensions (W x H x D) approx. 15 mm x 100 mm x 70 mm (width aligned: 12 mm)
Weight approx. 60 g
Permissible ambient tem- 0°C ... + 55°C
perature range during oper-
ation
Permissible ambient tem- -25°C ... + 85°C
perature range during stor-
age
Permissible relative air hu- 95 %, no condensation
midity
on 35 mm mounting rail according to EN 60715
Mounting [} 32]
Vibration / shock resistance conforms to EN 60068-2-6 / EN 60068-2-27
EMC immunity / emission conforms to EN 61000-6-2 / EN 61000-6-4
Installation position
see note [} 38]!
Protection class IP20
Approvals CE
*) for further explanations see note in chapter Commissioning [} 54]
**) depending on: installed power supply, line resistance, load current, component tolerances, selected current range
18
EL9227-6600
(-15 %/+20 %)
DC
Max. 4 A, ad-
justable
1, 2, 3, 4 A
6 A (T) / 6 A (T) 4 A (T) / 4 A (T) 6 A (T) / 6 A (T) 10 A (F) / 6 A (T) 10 A (F) / 4 A (T)
typically 160 W
for 50 ms / typi-
cally 160 W for
50 ms
typically 10 A for
50 ms / typically
10 A for 50 ms
+ 1 V > U
Out In
Version: 1.0
EL9227-4433 EL9227-6644
3 A / 3 A, fixed 4 A / 4 A, fixed
typically 160 W typically 160 W
for 50 ms / typi- for 50 ms / typi-
cally 160 W for cally 160 W for
50 ms 50 ms
typically 10 A for typically 10 A for
50 ms / typically 50 ms / typically
10 A for 50 ms 10 A for 50 ms
EL9227-9664 EL9227-9482
6 A / 4 A, fixed 8 A / 2 A, fixed
typically 266 W typically 266 W
for 30 ms / for 30 ms /
typically 160 W typically 160 W
for 50 ms for 50 ms
typically 16 A for typically 16 A for
30 ms / typically 30 ms / typically
10 A for 50 ms 10 A for 50 ms
EL922x