MEGA - Installation and Operating Instructions
21
Installation
Installation
This chapter describes how MEGA is connected to the relay boxes.
4.1 Connection diagram for connecting MEGA to
the sauna system
The sauna control unit, the relay boxes, and the MEGA heater must be con-
nected as shown in the circuit diagrams.
Please observe the installation and operating instructions for the control
unit and relay boxes.
A
Sauna control unit
B
Connection for relay boxes
C
Connection to MEGA
230 V N AC
400 V 3N AC
400 V 3N AC
fan
light
L N L N
L1 L2 L3 N W V U N
N
WB
WM
3 4
S1 S1 N
STB
Sensorbus
Saunabus
reserviert
16A
N U V W
N U V W
1
1 1
1
N U V W
N U V W
1
1 1
1
S1 V N
U
1
V
1
W
1
N
1
U V W N
L1 L2 L3 N
S1 V N
U
1
V
1
W
1
N
1
U V W N
L1 L2 L3 N
A
B
C
