Technical data
Table Of Contents
- 1. About this document
- 2. Summary
- 3. Functions
- 3.1 Temperature control
- 3.2 Operating modes
- 3.3 Room temperature setpoints
- 3.4 Applications overview
- 3.5 Additional functions
- 3.6 Control sequences
- 3.7 Control outputs
- 3.8 Fan control
- 3.9 Multifunctional input, digital input
- 3.10 Handling faults
- 3.11 KNX communications
- 3.11.1 S-mode
- 3.11.2 LTE mode
- 3.11.3 Zone addressing in LTE mode (in conjunction with Synco)
- 3.11.4 Example of heating and cooling demand zone
- 3.11.5 Send heartbeat and receive timeout
- 3.11.6 Startup
- 3.11.7 Heating and cooling demand
- 3.11.8 Fault function on KNX
- 3.11.9 KNX switching groups (RDF301.50, RDF301.50H only)
- 3.12 Communication objects (S-mode)
- 3.13 Communication objects (LTE-mode)
- 3.14 Control parameters
- 4. Handling
- 5. Supported KNX tools
- 6. Connection
- 7. Mechanical design
- 8. Technical data

8. Technical data
Power supply
Rated voltage
AC 230 V
Overvoltage category
III
Frequency
50/60 Hz
Power consumption
RDF301...
RDF600KN
Max. 4 VA / 3.0 W
Max. 3.5 VA / 1.2 W
No internal fuse
External preliminary protection with max C 10A circuit breaker
Required in all cases
Outputs Fan control Q1, Q2, Q3-N
Rating Min, Max resistive (inductive)
AC 230 V
Min. 5 mA, Max. 5(2) A
Fans must NOT be connected in parallel!
Connect one fan directly, for additional fans,
one relay for each speed.
Control output Y11-N / Y21-N (NO)
Rating Min, Max resistive (inductive)
Max. total load current through terminal "L"
(Qx+Yxx)
AC 230 V
Min. 5 mA, Max. 5(2) A
Max. 7A
No internal fuse
External preliminary protection with max. C 10 A circuit breaker in the supply line
required under all circumstances
Inputs
Multifunctional input X1-M/X2-M
Temperature sensor input
Type
Temperature range
Cable length
Digital input
Operating action
Contact sensing
Parallel connection of several thermostats
for one switch
Insulation against mains voltage (SELV)
QAH11.1 (NTC)
0...49 °C
Max. 80 m
Selectable (NO/NC)
SELV DC 0...5 V/
max. 5 mA
Max. 20 thermostats per
switch
4 kV, reinforced insulation
Function of inputs:
External temperature sensor, heating / cooling
changeover sensor, operating mode switchover
contact, dew point monitor contact, enable electric
heater contact, fault contact, monitoring input
Selectable
X1: P38
X2: P40
KNX bus Interface type KNX, TP1-64
(electrically isolated)
Bus current RDF301...
RDF600KN
20 mA
5 mA
Bus topology: See KNX Manual (see 1.2 "Reference documents")
Caution
STOP
Note!
Caution
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Siemens RDF301, RDF301.50..., RDF600KN Basic documentation CE1P3171en
Building Technologies Technical data 2014-05-23










