Pelletboilerset PLT-AC 18-1A type A (1x SLS-800)

Solarbayer Pellet boiler PLT 18 AC with
a nominal heat output of 18,0 kW.
Removable pellet burner with a
stainless-steel combustion chamber,
automatic ignition and ash removal
system. The innovative vacuum control
(AirControl) ensures a clean and
low-emission combustion with different
chimney draughts. Pellet feed by means
of an auger with burn-back protection
and sight glass.

- speed-controlled induced draught fan
- automatic heat exchanger cleaning
- removable ash cotainer
- easy maintenance and cleaning
- display for easy operation
- Wifi module integrated as standard
- controllable with the PLT-Connect APP
- heat recording possible via app
- heating control with heating circuit
extension PLT1 or PLT2 possible
- buffer management with 2 immersion
thermostats(scope of delivery)

Technical data:
nominal heat output 18,0 kW
efficiency 94,1 %
energy efficiency class: A+
Energy efficiency index EEI: 121
Annual space heating efficiency: 82 %
Boiler class according EN 303-5: 5
width/depth/height 545 x 755 x 1310 mm
boiler weight approx. 158 kg
boiler water capacity 55 L
max. operating temp. 80 C
max. operating pressure 3 bar
flue pipe connection 100 mm
(incl. adapter to 130 mm)
draft requirement 5-20 Pa
flow- return connection: 1" IG
electrical connection: 230V/50Hz/2,5A
recommended buffer volume 800 L

Suitable for wood pellets according to
EN ISO 17225-2: A1 with 6-8 mm diameter
Certificate: ENplus A1 / DINplus A1

Note:
The pellet tank is not included in the
scope of delivery, it must be ordered
separately. It is mandatory for the
operation of the pellet boiler.

The pellet hopper is designed for the
operation of the Solarbayer pellet boiler PLT
Filling takes place either manually or
automatically with the optionally
available pellet suction system PS.

Technical data:
Width/depth/height: 390 x 685 x 1525 mm
Capacity: 370 litres
Pellet capacity: approx. 240 kg

ready-to-assemble compact boiler
charging unit for all popular boiler
sizes up to 50 kW nominal output
electronically controlled
(opening temperature.: 70 Gr.C)

circulation pump:
Wilo PARA 25/6 SC

technical datas:
connection: 1"IG
Max. pressure: 6 bar
Max. temperature: 95 Gr.C
mixer motor with control unit
in insulation box
dimension: 300 x 370 x 235
distance tubular axle: 125 mm

Stratification buffer tank SLS 800 with
patented thermohydraulic stratification
control system (SLS). The SLS system in
the flow and return line enable ideal
heat stratification during loading and
unloading with instant heat availability.
For higher efficiency with different
heat sources and consumers. Numerous
connections for sensors, thermometers
and an immersion heater. Fire protection
fleece insulation ISO-B1 made from
recycled fibres (Oeko-Tex® Standard 100)
incl. floor insulation for low heat loss.
Robust PVC jacket with stainless steel
quick-lock system for easy installation.

Technical data:
nominal volume: 801 litres
material: steel S235JR
corrosion protection outside: priming
height with insulation: 1910 mm
height without insulation: 1835 mm
tilted height: 1950 mm
diameter without insulation: 790 mm
diameter with insulation: 990 mm
weight: 115 kg
max. operating pressure: 6 bar
max. operating temperature: 95 °C

Connections:
heating: 4x DN40 (1 1/2")
immersion heater*: DN40 (1 1/2")
*max. installation length: 840 mm
air vent: DN40 (1 1/2")
sensor (top): DN15 (1/2")
sensors: 4x DN15 (1/2")
connections aligned in 90 degrees

Thermal insulation:
material: fibre mat
lambda λ: 0.0368 W/(mK)
thickness uncompressed: 100 mm +/- 10%
protective sheath: PVC foil silver
fire protection class according to
DIN 4102 for the complete insulation: B1
Standby energy consumption according to
DIN EN 12897:2020-05: 2.59 kWh/24h
standing heat loss: 108 W
energy efficiency class: C

Solarbayer membrane expansion vessel
for closed heating systems
manufactured according to UNI EN9001, DIN tested,
Certification according to
pressure equipment directive 97/23/EC

operating temperature: -10 C / +100 C
max. operating pressure: 8 bar
pre-pressure: 1,5 bar
connection: 1" external thread (on top)
with pedestal
diameter: 495 mm
height: 663 mm

with sealable shut off device,
connection and draining
for expansion vessels according to DIN 4751,
for replacing the expansion vessel
without draining the heating system

The boiler safety unit KS25
for boiler sizes up to 50 kW
is used for displaying
the pressure, de-airing and for the
safeguarding of closed hot water systems

connection: DN 25 (1" internal thread)
manometer display range: 0-4 bar
automatic air vent
safety valve: 3 bar
incl. insulation box

Absorption air separator
Absorption air separator for closed hot
and cold water systems up to a
maximum temperature of 120 °C
and an overpressure of 10 bar
variable mounting is possible
horizontal and vertical

dimension incl. insulation:
mounting length 106mm
height incl. insulation 233mm
depht incl. insulation 189mm

material: brass and high grade plastics
installation length 106mm
high 240mm
installation: vertical / horizontal (rotatable)
incl. magnetic element
min./max. temperature.: -10 °C / 120 °C.
max. pressure 10 bar
unique flow velocities up to 3 m/s.
20mm EPP insulation 0,036 W/mK