Carel heaterSteam UR Series - Structure of Models UR020 - UR0080

11
ENG
“heaterSteam” +0300075EN - rel. 1.2 - 29.09.2015
1.12 Structure of models UR020 – UR0080
drain
x 1000
Steam
Drain
Fill
Alarm
PRG
reset
SEL
I
25
1
24
23
22
21
20
19
18
17
15
14
13
11
10
9
8
7
6
5
4
3
16
12
2
26 27
Key:
1 Electronic controller
2 Thermal switch (klixon) SSR
3 Cooling fan
4 Solid state relay (SSR)
5 Heater fuse (where provided)
6 CONTACTOR
7 Safety module (Motor protector, THP)
8 NTC probe holder
9 Transformer
10 Control card
11 Fuse-holder base (F1, F2, F3)
12 Power cable terminal block
13 Anti-jamming  lter (where provided)
14 Power cable inlet
15 ON/OFF switch
16 Drain pump
17 Collection tray drain
18 Drain
19 Infeed valve
20 Drain tempering valve (where provided)
21 Drain tempering inlet (where provided)
22 Level sensor
23 Water heater tank
24 Drain pipe
25 Heating element(s)
26 Thermal switch (klixon) boiler
27 Anti-foaming sensor
28 Water  ll-up
29 Drain tempering water  ll-up (where provided)
29
28
18
17
Fig. 1.m