Siemens RDG20 KN Series Basic Documentation page 171

A6V11545892_en--_c
Outputs (RDG20..KN)
Control outputs
Y1, Y2, Y3, Y4-N
Yx power limitation
Power supply (RDG26..KN)
Operating voltage (G-G0)
DC 24 V: Make sure to connect G to +
and G0 to -
Frequency
Power consumption
No internal fuse!
External preliminary protection with max. C 10 A circuit breaker required for all
cases.
Outputs (RDG26..KN)
Fan control Q1/Q2/Q3/L–N
Use for 3-speed fan control
Rating min, max resistive (inductive)
No internal fuse!
External preliminary protection with max. C 10 A circuit breaker required for all
cases.
Do NOT connect 3-speed fans in parallel!
Connect one fan directly, for additional fans, one relay for each speed.
Use for actuator control (Q1, Q2)
●
Q1 - rating min., max.
resistive/inductive
●
Q2 - rating min., max.
resistive/inductive
●
Max total load current Q1+Q2+Q3
Technical data
Solid state (triacs)
AC 24 V or AC 230 V (linked to power
supply)
8 mA...1 A
3 A fast microfuse, cannot be
exchanged
AC 24 V ± 20 %
DC 24 V ± 2 V
50/60 Hz
4 VA @ AC 24 V
AC 24...230 V / DC 24 V
AC 24...230 V: 5 mA...5 (4) A
DC 24 V: 3 A
5 mA...1 A
5 mA...5 (4) A
5 A
7
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