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installation
specification
load shedding relay lr 1-a
3
2
1
1 Load shedding relay
2 Control contact, opens when switching on the SHD S
3 Control cable to the contactor of the second appliance
16.4 Hydraulic schematic diagram
KV 30 and ta 260
TA 260
KV 40
5
1 Pressure gauge test connector
2 Straight-through shut-off valve (butterfly)
3 Inspection valve
4 Non-return valve
5 Safety valve
6 Pressure reducer
It is also possible to use thermostat valve TA 260 in combination
with KV 40.
26
|sHd s
1
KV 30
5
4
3
2
1
KV 40
4
3
2
6
16.5 Specification
model
Type
Part number
operating details
Rated output
Instantaneous DHW / dual-circuit operation
Single circuit operation
Standby power consumption
Power connection
Nominal capacity
Temperature
range
Minimum approx.
Maximum approx.
Permissible operating pressure
Maximum system impedance Zmax
Water connection
(male thread)
Protection level to EN 60529
Maximum flow rate
Temperature increase in instantaneous
DHW cylinder operation at approx. 10 l/min
Maximum cold water inlet temperature
Instantaneous DHW cylinder operation
Dual/ single circuit operation
Changeover to booster heater
in instantaneous DHW cylinder
operation at a temperature of and
when drawing off approximately
dimensions and weights
Depth
Width
Height
Weight, empty
16.5.1 Output tables
The heat-up time depends on the cylinder capacity, cold water
inlet temperature and appliance output. For the heat-up time with
the booster heater (21 kW) and a cold water supply of 10 °C, see
the following table.
Heat-up time (cylinder operation)
Temperature setting
SHD 30 S
min
SHD 100 S
min
In instantaneous DHW cylinder operation, the following amounts
of hot water can be drawn off.
dHW output (instantaneous operation)
DHW temperature
Cold water supply 6 °C
l/min
Cold water supply 10 °C
l/min
Cold water supply 14 °C
l/min
SHD 30 S
SHD 100 S
073059
kW
3.5 / 21.0
kW
21.0
kW/24 h
0.45
3/PE ~ 400 V 3/PE ~ 400 V
l
30
°C
35
°C
85
MPa
0.6
Ω
0.14
G 1/2"
IP 25 D
l/min
18
K
30
°C
≤ 25
°C
≤ 75
°C
≥ 55
l
19
mm
420
mm
410
mm
770
kg
24.3
°C
65
6
18
°C
38
9.4
10.7
12.7
WWW.stieBel-eltron.com
073060
3.5 / 21.0
21.0
0.77
100
35
85
0.6
0.14
G 1/2"
IP 25 D
18
30
≤ 25
≤ 75
≥ 55
35
510
510
1050
40.1
85
8
25
55
6.1
6.7
7.3
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