Peripheral Connections Of The Cogeneration Module (Flowchart) - Viessmann VITOBLOC 200 Assembly Instructions Manual

Installation
4.4

Peripheral connections of the cogeneration module (flowchart)

cogeneration module (scope of delivery)
82
24
PZA- PI
23
68 P/T
64
PO
66
65
10
Fig. 8 Monitoring devices of the Vitobloc 200 BM-190/238 version with separate low-temperature circuit
If the system pressure in the mixture cooling water circuit (17+18) exceeds 2 bar, the customer should provide
hydraulic separation.
Overall legend:
1 cogeneration module (scope of delivery)
2 gas lane (scope of deliver, provided loose)
3 provided by the customer (recommendation)
10 deflagration guard (biogas)
11 safety valve (heating water)
12 heating water pump
13 return temperature controller
14 heating water return (HR)
15 heating water forward feed (HV)
16 power current 400 V, 50 Hz
17 mixed cooling water forward feed
18 mixed cooling water return
19 mixed cooling water pump
21 safety valve (motor cooling water)
22 oil cooler
23 cooling water pump
24 membrane expansion unit
25 cooling water heat exchanger
26 dirt trap
27 shut-off valve
28 hot water - filling and draining tap
29 bleed valve
31 exhaust gas heat exchanger
32 sound absorber
33 condensate water output (KO)
34 exhaust gas output (AGA)
35 catalyst
36 neutralization
NOTE
Only use design-tested parts for the safety
equipment of the heat circuit connection.
20
83**
1
P/T P/T
31
STB
21
PI
PI 25
22
SC
69
71
M
P
70
61
72 73
62
63
52
LS
LZA-
41 lambda regulating valve
42 magnetic valve
43 zero pressure regulator
44 gas connection (GAS)
45 gas filter
46 gas ball cock with thermal safety valve
47 sealing control
48 gas meter
51 added lubricating oil tank (fresh oil)
52 automatic refill for lubricating oil with level display
61 lubricating oil return (from oil screen)
62 crank space ventilation
63 oil screen
64 combustion air
65 air filter
66 gas/air mixer
67 alternator
68 exhaust gas collection line
69 engine
70 speed controller and butterfly valve
71 turbocharger
st
72 intercooler (1
nd
73 intercooler (2
74 safety valve for low-temperature circuit
80 extract ventilator cowl
81 extract air
82 additional air
83 sound-absorbing hood
performance provided by the customer
(recommendation)
80**
3
81
TA
32
*
TC TI
28
19
*
29
74
*
TI
TI TC
28
12
*
PI
29
11
*
TI
67
SZA-
G
3~
ES
51
EIA
TZA+
PI
42
45
43
47
PZA-
stage)
stage)
Assembly instructions VITOBLOC 200 BM-190/238
34 (AGA)
36
pH
33 (KO)
26 27
M
13
17 (GR)
24
= 2bar!
PZA
27
18 (GV)
PI
26
M
27
13
14 (HR)
= 65°C!
24
PZA
27
15 (HV)
PI
16
2
= 20..50 mbar
P
N
**
PC
46 46
*
44 (GAS)
T
T
Z
PZA+
48
Measuring points
EIA alternator-display monitoring
ES alternator output control
LS level control
LZA minimum level control
P pressure
P gas flow pressure
N
PC pressure regulator
PI pressure indicator
PO visual pressure indicator
PZA- minimum pressure shut-off
PZA+ maximum pressure shut-off
SC speed controller
SDB safety pressure limiter
STB safety temperature limiter
SZA- underspeed
T temperature
TA extract air temperature before
the ventilator
TC temperature controller
TI temperature indicator
TZA+ alternator winding temperature
monitoring
* Provided loose for assembly by the
customer
** optional equipment