Danfoss 103 User Manual

6
Wiring
103, 103E5
Wiring
1
2
3
5
6
1
2
3
5
6
1
2
3
5
6
1
2
3
5
6
N
Com
Call
N
Com
Call
N
Com
Call
Room
Stat
Room
Stat
Room
Stat
L N
Load
Terminals
L N
L N
Input Output
N L
Boiler
Terminals
Pump
Terminals
Boiler Terminals
L
N
Mains
Supply
L
N
Mains
Supply
L
N
Mains
Supply
L
N
Mains
Supply
Link
Link
Load
Low
voltage
room stat
Low voltage
supply/return
3) Typical gas or oil fired heating system
with gravity hot water primary and
pumped heating
4) Typical control of heating when used with
combination type boilers
2) Control of Low Voltage Systems
(e.g. warm air gas valves, low voltage
burners
1) Control of Heating Function only
(Mains Voltage)
Note: If room thermostat is not required, join
timeswitch terminals 1 and 2 with a link
suitable for full load current).
103 Terminals
103 Terminals
103 Terminals
103 Terminals
TYPICAL EXTERNAL CIRCUITS

Danfoss 103 Specifications

General

Mounting	DIN Rail
Voltage	230V AC
Contact	1 changeover contact
Current rating	16 A
Number of channels	1
Timer range	24 hours
Protection class	IP20
Switching Type	SPST (Single Pole Single Throw)