Technical data

GLOSSARY
106|106|
|107
Steca Elektronik GmbH | 87700 Memmingen | Germany | Fon [phone] | Fax [phone] | www.stecasolar.com
S Y M B O L E
Hydraulic-
Symbols:
Temperature sensor
Pump
Flowmeter
Water tap
3-way-valve
Collector
External heat
exchanger

V
Storage tank
Storage tank with
internal heat exchanger
Combined storage
tank
Radiator
Back-up-heating
Oil/Gas
Solid fuel boiler
Photovoltaic-
Symbols:
SHS
Solar Home System
Espacially designed for
applications in solar home
systems.
REMOTE
Remote Monitoring
Transmission of systems data
via GSM or analogue telephone
link.
VPS
Village Power Supply
Espacially designed for high
power applications to electrify
rural villages.
HYBRID
Hybrid Systems
Espacially designed for
applications with wind, diesel
and hydro generators or fuel
cells.
COM
Telecom Power Supply
Espacially designed for
applications in telecomsector
with low noise interferences.
100 W
Solar Power
Maximum input solar power.
RV
Recreation Vehicles
Espacially designed for
RV applications.
MARINE
Marine Solar Systems
Espacially designed for
applications in salty and
humid environment.
PREPAY
Prepayment Systems
Espacially designed for
applications in rural concession
areas.
UPS
DC
AC
Uninterrupted Power
Supply
Inverter can also charge battery
from an AC-supply.
SOC
SOC
AtonIC
©
porcessor inside for
State Of Charge calculation.
LCD
LC-Display
Devices which show the
charging procedures via LCD.
kWh
Heat meter
This controller has a built-in
heat meter.
Switch
Irradiation sensor/switch
This controller uses an extra irradiation
sensor as a ”threshold switch”, or for
gathering measurement data.
Back-up heating function
This controller has a thermostati-
cally controlled back-up heating
function.
BHF
Collector array
This controller controls a solar
energy system with a collector
array.
Collector
East/West
Collector array on an
east/west roof
This controller controls a solar
energy system with a collector
array on a roof with an east/
west orientation.
1 st. tank
1 Storage tank
This controller can control
a solar energy system with
1 storage tank.
2 st. tank
2 Storage tanks
This controller can control
a solar energy system with
2 storage tanks.
3 st. tank
3 Storage tanks
This controller can control
a solar energy system with
3 storage tanks.
4 st. tank
4 Storage tanks
This controller can control
a solar energy system with
4 storage tanks.
Bypass
Bypass function
This controller has a bypass
function for large collector
arrays or systems with large
pipe cross-sections.
Exchanger
External heat exchanger
This controller controls a solar
energy system with an external
heat exchanger.
Solid fuel
Solid fuel boiler
This controller allows the use
of a solid fuel bioler as an extra
heat source.
Heating circuit return increase
This controller allows the temperature
in the heating circuit return path to
be increased.
Return increase
Solar thermal
Symbols:
Symbols