Riello RBC 1S Series User manual

cod. 20128942 rev. 3 09/2018
RBC 150-200-300-430-550 1S RBC 800-1000 1S
RBC 1S
EN INSTALLATION, OPERATION AND MAINTENANCE MANUAL

2
GENERAL INFORMATION
This manual, Code 20128942 - Rev. 3 (09/2018)
comprises 8 pages.
GENERAL INFORMATION
RANGE
MODEL CODE
RBC 150 1S 20124167
RBC 200 1S 20124168
RBC 300 1S 20124169
RBC 430 1S 20124170
RBC 550 1S 20124171
RBC 800 1S 20132270
RBC 1000 1S 20132271
ACCESSORIES
For a complete list of accessories and details of their compatibil-
ity, refer to the Catalogue.
Dear heating engineer,
We would like to congratulate you on having recommended a
RStorage cylinder unit: a modern product that's capable of
ensuring a high degree of reliability, efciency, quality and safe-
ty.
While your technical skills and knowledge will certainly be more
than sufcient, this booklet contains all the information that
we have deemed necessary for the device's correct and easy in-
stallation.
Thank you again, and keep up the good work,
Riello S.p.A.
CONFORMITY
Rstorage cylinders conform to DIN 4753-3 and UNI EN 12897
standards.
CONTENTS
The following symbols are used in this manual:
9 CAUTION! = Identies actions that require caution and
adequate preparation.
0 STOP! = Identies actions that you MUST NOT do.
1 GENERAL SAFETY INFORMATION
9 Check that the product is complete, undamaged and as or-
dered as soon as you receive it. Report any discrepancies or
damage to the Rdealer who sold it.
9 This product must be installed by a legally qualied heat-
ing engineer. On completion of the installation, the install-
er must issue the owner with a declaration of conformity
conrming that the installation has been completed to the
highest standards in compliance with the instructions pro-
vided by Rin this instruction manual, and that it con-
forms to all applicable laws and standards.
9 This product must only be used for the purpose for which it
is designed and made, as specied by R. Rdeclines
all responsibility, contractual or other, for damage to prop-
erty or injury to persons or animals caused by improper in-
stallation, adjustment, maintenance or use.
9 The product must be serviced at least once a year. Servicing
must be arranged in advance with the RTechnical Assis-
tance Service.
9 All servicing and repairs must be performed by a qualied
heating engineer.
9 If water leaks from the storage cylinder, turn off the water
supply and contact R’s Technical Assistance Service or a
qualied heating engineer immediately.
9 If the product is not going to be used for an extended peri-
od of time, contact the manufacturer’s Technical Assistance
Service to have at least the following operations performed:
−Close the shut-off cocks for the domestic hot water circuit
−Shut down the boiler connected to the storage cylinder
as instructed in its own manual
−Switch the storage cylinder OFF at the control panel (if
tted) and at the mains power switch
−Drain the central heating circuit and domestic hot water
circuit if there is any risk of freezing.
9 This instruction manual is an integral part of the product. It
must be kept safe and must ALWAYS accompany the product,
even if it is sold to another owner or transferred to another
user or to another installation. If you lose this manual, or-
der a replacement immediately. Keep the product purchase
documents to be presented to the Rauthorised Technical
Assistance Service to request a service call under warranty.
Thismanual,Code
-Rev.
comprises
pages.
ENGLISH
Generalinformation
GENERAL INFORMATION
1 General Safety Information ......................2
2 Precautions..................................3
3 Description of the appliance .....................3
4 Identication ................................3
5 System layout ................................3
6 Technical specications.........................4
INSTALLATION
7 Unpacking the product .........................6
8 Assembly of the insulation and the lining (models
800 - 1000) ..................................6
9 Place of installation ...........................6
10 Installation in older systems and systems requiring
modernisation ...............................6
11 Water quality requirements......................6
12 Water connections ............................7
13 Recycling and disposal .........................8
END USER
14 Start-up ....................................8
15 Temporary shutdown ..........................8
16 Preparing for extended periods of disuse ...........8
17 External maintenance..........................8

3
GENERAL INFORMATION
GENERAL INFORMATION
2 PRECAUTIONS
The operation of any appliance that uses electrical power de-
mands that a number of fundamental safety precautions be re-
spected. In particular:
0 Never attempt to install the system without using suitable
personal protection equipment and without following all
applicable occupational safety standards.
0 Do not touch the product when barefoot or wet if it has any
electrical accessories installed in it.
0 Never clean or service the storage cylinder without rst
turning the mains power switch OFF to disconnect all elec-
trical accessories (if tted) from the mains electricity supply.
0 Never pull, disconnect, or twist any electrical cables coming
from the appliance even if it is disconnected from the mains
electricity supply.
0 Do not expose the storage cylinder to the elements. It is not
designed for use outdoors.
0 Do not allow children or inrm persons to operate the sys-
tem unsupervised.
0 Do not dispose of packaging material into the environment,
or leave it within the reach of children, since it can become
a potential hazard. Dispose of packaging material in com-
pliance with applicable legislation.
3 DESCRIPTION OF THE APPLIANCE
RRBC 1S boilers produce domestic hot water for storage pur-
poses and are available in seven different models.
Their most important technical features are:
−the storage cylinder and coil are specially designed and
shaped for optimum performance in terms of stratica-
tion, heat exchange and replenishment times
−internal glazing, bacteriologically inert, to ensure the
maximum hygiene of treated water, reduce limescale
deposits and make cleaning operations easier
−CFC-free polyurethane insulation and an elegant external
casing reduce heat loss
−a ange is provided for easy cleaning and maintenance
of the anti-corrosion magnesium anode.
4 IDENTIFICATION
The RRBC 1S solar heaters can be identied by:
Data plate
This lists the technical specications and performance of the
product.
BALLON
Modele
Model
Fabrication
Année
W
l
bar
W
kW
l/1’
BOLLITORE
Modello Matricola
Codice Anno
m2
kW
T067773IFE
T067852IFE
BOILER
Year
Serial number
V-Hz
Potenza elettrica assorbita
Puissance élect. absorbée
Electrical consumption
Alimentazione elettrica
Alimentat. élect.
Power supply
Dispersioni secondo EN 12897
Déperditions selon EN 12897
Heat loss according to EN 12897
Matricola
Fabrication
Serial number
Modello
Modele
Model
Max pot. assorb.
Puiss. absor. serp.
Power abs. by coil
Code
Code
Massima potenza assorbita [T° Primario 80°C]
Puissance absorbée serpentin [T° Primaire 80°C]
Power absorbed by coil [T° primary 80°C]
Produzione acqua calda sanitaria [∆T 20°C]
Production eau chaude sanitaire [∆T 20°C]
Domestic hot water production [∆T 20°C]
Superficie serpentino
Surface serpentin
Coil heat exchange surface area
Press. esercizio max.
Pression service max.
Maximum working pressure of storage cylinder
Capacità del bollitore
Capacité ballon
Storage cylinder capacity
Collegamento di terra obbligatorio - Raccordement a la terre obligatoire
Obligatory ground connection
RIELLO S.p.A.
Via Ing.Pilade Riello 7
37045 Legnago (VR) - ITALY
RIELLO S.p.A.
Via Ing.Pilade Riello 7
37045 Legnago (VR) - ITALY
Serial number plate
This species the serial number and model.
9 If these plates or any other means of clearly identifying
the product are defaced, removed or lost, proper instal-
lation and servicing may be rendered difcult.
9 On models 800 and 1000 the technical data plate and se-
rial number plate must be applied (by the installer) after
the insulation has been tted.
5 SYSTEM LAYOUT
UAC
EAF
SB
P
M
1
3
6
5
4
2
1 Storage cylinder
2 Preset for lifting han-
dles (accessory) and/or
device grounding point
3 Coil
4 Flange for heater in-
spection
5 Insulation
6 Cover
PSocket
MGuide
UAC Domestic hot water
outlet
EAF Domestic cold water
inlet
SB Storage cylinder drain

4
GENERAL INFORMATION
GENERAL INFORMATION
6 TECHNICAL SPECIFICATIONS
DESCRIPTION RBC 1S
150 200 300 430 550 800 1000
Type of storage cylinder Vertical, glazed
Heat exchanger layout Vertical, with elliptical section Vertical, with circular
section
Storage cylinder capacity 162 207 305 445 555 735 890 l
Diameter of storage cylinder with insulation 604 604 604 755 755 974 974 mm
Diameter of storage cylinder without insulation -----790 790 mm
Height with insulation 1088 1338 1838 1644 1988 1835 2155 mm
Height without insulation -----1745 2070 mm
Insulation thickness 52 52 52 52 52 92 92 mm
Total net weight 62 78 103 131 157 203 225 kg
Quantity/diameter/length of magnesium anode
1/33/300 1/33/300 1/33/450 1/33/450 1/33/520 1/40/600 1/40/600 mm
Flange internal diameter 130 130 130 130 130 130 130 mm
Diameter/length of sensor sockets 16/180 16/180 16/180 16/180 16/180 16/180 16/180 mm
Coil water capacity 4,25 6,9 8,5 10,0 19,3 21,0 24,4 l
Coil heat exchange surface area 0,85 1,38 1,7 22,3 2,5 2,9 m2
Maximum operating pressure of storage cylinder 10 7bar
Maximum operating pressure of coils 10 7bar
Maximum operating temperature 99 °C
Discharges according to EN 12897:2006 ∆T=45 °C (am-
bient 20°C and storage at 65°C) 55 58 68 73 84 94 101 W
Discharges according to UNI 11300 1,22 1,31 1,51 1,62 1,87 2,09 2,24 W/K
Energy class BBBBBBB
Continuous availability of domestic water (DHW 10-45°C) at the different coil inlet temperatures and with the indicated delta
(∆) T°.
Coil delivery temperature
80°C ∆T 20°C 27 39 49 56 66 69 75 kW
660 950 1185 1380 1645 1728 1860 l/h
70°C ∆T 20°C 19 28 37 40 49 53 57 kW
480 690 921 955 1207 1300 1403 l/h
60°C ∆T 10°C 11 17 22 24 35 37 39 kW
280 410 528 580 860 910 960 l/h
50°C ∆T 10°C 8 9 13 15 17 19 21,7 kW
190 200 319 370 408 460 534 l/h
Set-up time required to heat the boiler to 60°C (coil probe point reference) with primary exchanger at the indicated delivery
temperature and with the indicated delta (∆) T°.
Coil delivery temperature
80°C ∆T 20°C 35 34 38 37 32 50 52 min
70°C ∆T 20°C 39 40 42 43 48 74 77 min
Set-up time required to heat the boiler to 55°C (coil probe point reference) with primary exchanger at the indicated delivery
temperature and with the indicated delta (∆) T°.
Coil delivery temperature
60°C ∆T 10°C 45 43 48 52 50 76 82 min
Set-up time required to heat the boiler to 45°C (coil probe point reference) with primary exchanger at the indicated delivery
temperature and with the indicated delta (∆) T°.
Coil delivery temperature
50°C ∆T 10°C 56 53 55 60 58 80 94 min
NL thermal efciency coefcient according to DIN 4708. The NL index indicates a number of apartments having 3.5 people
that can be fully supplied, with a 140 l bathtub and two other drawing points.
Coil delivery temperature
80°C 1,84 2,6 3,28 4,06 4,87 5,9 6,83
70°C 1,44 2,01 2,63 3,12 3,86 4,9 5,67
60°C 11,36 1,81 2,2 2,5 3,7 4,23
50°C 0,75 0,86 1,26 1,59 2,01 2,37 2,68

5
GENERAL INFORMATION
GENERAL INFORMATION
EMPTYING IN 10’ RBC 1S
150 200 300 430 550 800 1000
Quantity of domestic water obtained in 10’ with boiler pre-heated to 60°C (coil probe point reference) and primary exchanger
at the indicated delivery temperature, considering an increase of the domestic water temperature of 30°C between inlet and
outlet (according to EN 12897).
Coil delivery temperature
80°C 272 347 440 653 826 1270 1583 l
70°C 250 320 410 585 731 1177 1445 l
Quantity of domestic water obtained in 10’ with boiler pre-heated to 55°C (coil probe point reference) and primary exchanger
at the indicated delivery temperature, considering an increase of the domestic water temperature of 30°C between inlet and
outlet (according to EN 12897).
Coil delivery temperature
60°C 223 265 370 530 697 975 1163 l
Quantity of domestic water obtained in 10’ with boiler pre-heated to 45°C (coil probe point reference) and primary exchanger
at the indicated delivery temperature, considering an increase of the domestic water temperature of 30°C between inlet and
outlet (according to EN 12897).
Coil delivery temperature
50°C 170 208 315 428 590 720 812 l
Pressure drops
COIL
PRESSURE DROP (mbar)
800
600
400
1000
200
0
0 1000 2000 3000 4000
200
150
550
300
430
800
1000
FLOW RATE (l/h)

6
INSTALLATION
INSTALLATION
7 UNPACKING THE PRODUCT
Heaters RRBC 1S are supplied in a single package on a wood-
en pallet.
The insulation and the lining components of the models 800
and 1000 are supplied separately from the structural work and
are to be assembled upon receiving the product as described
in the paragraph "Assembly of the insulation and the lining
(models 800 - 1000)". For these models the magnesium anode
is supplied in a cardboard box.
The following items are delivered in a plastic bag inside the
packaging:
−Instruction manual
−Bar code label
−Hydraulic test certicate
−Energy label (to be applied to device upon installation)
−No. 4 adjustable feet to be mounted during installation
(for models 800-1000 only).
9 The instruction manual is an integral part of the solar stor-
age cylinder. Once located, read it thoroughly and keep it
safe.
9 For handling operations, thoroughly follow the instructions
on device package label.
8 ASSEMBLY OF THE INSULATION AND THE LINING
(MODELS 800 - 1000)
The assembly of the insulation and lining components must be
performed at the site of installation to facilitate passage through
any doors and/or entries to the room.
4
5
2
1
7
3
3
1
6
1
3
L
3
L
Proceed as follows:
−Fit the magnesium anode (6) with its seal in the sleeve
and x it in place
−Assemble the insulating covers (1) around the body of
the heater, making sure that the engagement points on
the edges are positioned correctly. The edges are not re-
quired to be closed completely
−Place the front protection plate (3) correctly on the at-
tachments
−Place the washers on the attachments and the protec-
tion for the inspection ange (4)
−Place the rear protection plate by closing the interlock-
ing aps (L) without closing completely (leave one tooth
open)
−Apply the upper insulation (2) and the upper cover (5) (in
order to insert the cover, exert a light and homogeneous
pressure)
−Close the interlocking aps (L) completely, which were
previously left with an open tooth
−Fit the cover of the inspection ange using the two
self-tapping screws (7) provided
−Apply the technical data plate and serial number plate.
If disassembling is required, proceed in reverse order.
9 Wear suitable personal protective equipment and use suit-
able safety devices.
9 PLACE OF INSTALLATION
RRBC 1S storage cylinders can be installed in any room where
there is no specic requirement for an electrical protection rat-
ing higher than IP X0D.
≥ 0,3 m
≥ 0,3 m
≥ 0,3 m
≥ 0,6 m
≥ 0,7 m
NOTE: the above-indicated dimensions are recommended for a
correct maintenance and access to the device.
10 INSTALLATION IN OLDER SYSTEMS AND SYSTEMS
REQUIRING MODERNISATION
When installing RRBC 1S storage cylinders in old systems or
systems requiring modernisation, always perform the following
checks.
−Make sure that the system is tted with safety and con-
trol devices in accordance with applicable legislation and
standards
−Make sure that the central heating circuit has been
ushed out to remove all sludge and lime scale, and has
been vented and seal tested
−Make sure that a suitable water treatment system is in-
stalled if the quality of the supply/recirculation water so
demands. (Refer to the reference values listed in the ta-
ble alongside.)
11 WATER QUALITY REQUIREMENTS
REFERENCE VALUES
pH 6-8
Electrical conductivity less than 200 μS/cm (25°C)
Chlorine ions less than 50 ppm
Sulphuric acid ions less than 50 ppm
Total iron less than 0.3 ppm
Alkalinity M less than 50 ppm
Total hardness less than 35°F
Sulphur ions none
Ammonia ions none
Silicon ions less than 30 ppm
The values above ensure proper operation of the system. Refer
to the limit values specied in the current standards and regu-
lations on the installation site.
Installation

7
INSTALLATION
INSTALLATION
12 WATER CONNECTIONS
A
B
C
D
E
F
G
H
UAC
MC
Psc
RL
RC
EAF
AD
L
I
DF
RBC 150 - 550 1S RBC 800 - 1000 1S
A
B
C
D
E
F
G
H
UAC
MC
Psc
RL
RC
EAF
M
L
I
DF
AD
DESCRIPTION RBC 1S
150 200 300 430 550 800 1000
UAC Domestic hot water outlet 1” M 1”1/4 M Ø
MC Outlet from boiler 1” M 1” M Ø
RC Return to boiler 1” M 1” M Ø
RL DHW recirculation 1” M 1” M Ø
EAF Domestic cold water inlet 1” M 1”1/4 M Ø
Psc Diameter/length of boiler sensor socket 16/180 16/180 mm
AD Quantity/diameter/length of magnesium
anode 1/33/300 1/33/300 1/33/450 1/33/450 1/33/520
1/40/600 1/40/600 mm
DF Flange internal diameter 130 130 130 130 130 130 130 mm
A171 171 171 208 207 75 75 mm
B243 243 253 304 303 289 289 mm
C323 401 475 462 543 465 529 mm
D431 561 635 622 717 641 706 mm
E523 687 793 780 875 799 864 mm
F663 827 993 980 1075 969 1034 mm
G920 1170 1670 1440 1784 1707 2032 mm
H1088 1338 1838 1644 1988 1835 2155 mm
I604 604 604 755 755 974 974 mm
L M8 threaded inserts for grounding point/
accessory handles connection 700 700 700 700 700 604 604 mm
M -----1144 1209 mm
9 We recommend that you install isolating valves in the outlet and return lines.
9 Check the efciency of the seals when lling/relling the storage cylinder.
9 In case of a probe, any electric junction between probe cable and extensions for the connection to the electric panel must be
soldered and protected with a sheath or a suitable electric insulation.
9 To access the M8 threaded inserts on models 800 - 1000 the external covering has to be removed as instructed in "Assembly of
the insulation and the lining (models 800 - 1000)"
9 Install the magnesium anode supplied (for the models 800 and 1000).

8
END USER
END USER
13 RECYCLING AND DISPOSAL
The device is primarily composed of:
Material Component
steel structural work
PU (polyurethane) insulation (models 150 - 550)
polystyrene - polyester felt insulation (models 800 - 1000)
PE (polyethylene) water connection washers
ABS (acrylonitrile-butadiene-styrene) lining and covers
At the end of the device's useful life, these components must be separated and disposed of according to current regulations in the
country of installation.
END USER INSTRUCTIONS
Refer to the GENERAL SAFETY INFORMATION and PRECAUTIONS section for safety-related information.
14 START-UP
The heater commissioning must be performed by Technical As-
sistance Service personnel.
Under certain circumstances, such as after long periods of dis-
use, the user may need to re-start it without involving the Tech-
nical Assistance Service. Before doing so, perform the following
checks and operations.
−Check that the supply cocks in the domestic water circuit
are all open
−Switch the electricity supply ON at the mains power
switch and at control panel switch (if tted).
15 TEMPORARY SHUTDOWN
To reduce to the environmental impact and save energy, in case
of brief absences, week-ends, short trips, etc., and with exter-
nal temperatures above 0°C, set the heater temperature control,
where available, to the minimum value.
9 If the temperature to which the heater is exposed can fall
below 0°C (frost hazard), perform the operations described
in paragraph "Preparing for extended periods of disuse".
16 PREPARING FOR EXTENDED PERIODS OF DISUSE
If the storage cylinder is not going to be used for an extended
period of time, ask the manufacturer’s Technical Assistance Ser-
vice to make the system safe.
17 EXTERNAL MAINTENANCE
Clean the outside of the storage cylinder with a soft cloth
damped in soapy water.
0 Do not use abrasive products, petrol or triethylene.
Enduser
RIELLO S.p.A.
Via Ing. Pilade Riello, 7
37045 - Legnago (VR)
www.riello.com
The manufacturer strives to continuously improve all products. Appearance, dimensions, technical specications, standard equipment
and accessories are therefore liable to modication without notice.