Operation and Maintenance Instructions
NEW EcoCooler
DSKE180401.00.EN
Page 10
Continuous product development may give rise to specification changes without notice.
3
Wiring instructions (US, MK)
For MX and UC, see separate wiring diagram.
3.1 Electrical connections, ECO and ECX cooling units
301
302
303
304
305
306
307
308
L1
N
PE
G
G0
L2
L3
8
2
4
6
7
MS1
1
3
5
–
+
INTERLOCK,
FROM SF AND EF
POWER SUPPLY
3×400V~50Hz
ALARM, COMPRESSOR
(CLOSES IN EVENT
OF ALARM)
CONTROL
0-10 V=
POWER SUPPLY
24 V~
3.2 Electrical connections, ECX rotary heat exchanger
+
–
33
34
36
37
41
42
43
L
N
PE
CONTROL
0-10 V DC
POWER SUPPLY
1×230 V AC
ALARM (CLOSES IN
EVENT OF ALARM)
COOLING RECOVERY
(CLOSED CONTACT
GIVES FULL SPEED)
3.3 Electrical connections, ECO and ECX electric heaters
201
202
203
204
101
N
PE
CONTROL SIGNAL 0-10 V
POWER SUPPLY
1×230 V AC
ALARM (CLOSES IN
EVENT OF ALARM)
SYSTEM NEUTRAL
