Note
Always connect the negative pole to terminal IN- to ensure the internal power supply. Return currents from the loads must not be fed back to the power supply via IN- of the circuit breaker.
EMC – Emission for residential, business and commercial properties and small operations
EMC – Immunity for industrial areas
Environmental influences – Vibrations (sinusoidal)
Equipping power installations with electronic equipment
Repeated hard short circuits can reduce the melting integral of the integrated backup fuse.
Rated current IN
1 / 2 / 3 / 4 / 5 / 6 / 7 / 8 A DC (adjustable per output channel)
max. 32 A (IN+)
max. 40 A (per terminal position when bridging additional devices via IN+)
Closed circuit current I0
Type
DIN rail module, one-piece
Operating voltage
0 V DC ... 30 V DC
18 V DC ... 30 V DC
Rated current I<sub>N</sub>
1 / 2 / 3 / 4 / 5 / 6 / 7 / 8 A DC (adjustable per output channel)
max. 32 A (IN+)
max. 40 A (per terminal position when bridging additional devices via IN+)
Rated current (pre-adjusted)
Tripping method
EG (electronic - galvanic disconnection)
Required backup fuse
30 A (gG, supplied with linear power supply, Icn ≥ 200 A)
Only required if I<sub>max</sub> of the power supply > the short-circuit switching capacity. Integrated failsafe element.
Short-circuit switching capacity
Dielectric strength
max. 35 V DC (Load circuit)
Closed circuit current I<sub>0</sub>
Power dissipation
< 7 W (Nominal operation)
typ. 1.8 W (No-load operation)
Module initialization time
Waiting time after switch off of a channel
5 s (at overload / short circuit)
Temperature derating
25 A DC (at 60 °C)
28 A DC (at 56 °C)
32 A DC (at 52 °C)
MTBF (IEC 61709, SN 29500)
2000000 h (at 40°C with 34.25% load)
321056 h (at 52°C with 100% load)
5000000 h (at 25 °C with 21 % load)
Fail-safe element
15 A DC (per output channel)
Shutdown time
≤ 10 ms (for short circuit > 2.0 x I<sub>N</sub>)
1 s (1.2 ... 2.0 x I<sub>N</sub>)
Undervoltage switch-off
≤ 17.8 V DC (active)
≥ 18.8 V DC (inactive)
Overvoltage switch-off
≤ 29.5 V DC (inactive)
≥ 30.5 V DC (active)
Max. capacitive load
45000 µF (Depending on the current setting and the short-circuit current available)
Switch-on delay
0.1 s (per output channel)
Connection name
Remote indication circuit
Conductor cross-section flexible
Conductor cross-section rigid
0.2 mm² ... 10 mm²
0.2 mm² ... 2.5 mm²
Conductor cross-section AWG
Conductor cross-section, flexible, with ferrule, with plastic sleeve
0.25 mm² ... 1.5 mm²
0.25 mm² ... 4 mm²
Conductor cross-section, flexible, with ferrule, without plastic sleeve
0.25 mm² ... 2.5 mm²
0.25 mm² ... 6 mm²
Channel LED off
off (Channel switched off)
Channel LED yellow
flashing (Programming mode active)
lit (Channel switched on, channel load > 80% )
Channel LED green
lit (Channel switched on)
Channel LED red
flashing (Channel switched off, ready to be switched back on, overload or short-circuit release)
lit (Channel switched off, relay error, overvoltage or undervoltage active)
ON temporarily (Channel switched off, 5 s cool-down phase, overload or short-circuit release)