KTS water heater (S) PRO, copper-soldered, figure 915 10 (FG-91510)

Product Features

as a central domestic hot water heater according to the continuous flow principle
copper soldered stainless steel plate heat exchanger
includes thermal disinfection option according to DVGW W 551
integrated pump for primary side (heating)
pulse train controlled pump
materials suitable for drinking and heating water
lime scale protection due to patented tilted position of plate heat exchanger
to control hot water heating and reloading of buffer tank
for hygienic supply of hot water and hot water circulation according to latest standards
wetted parts on the drinking water side made of gunmetal, stainless steel and drinking water approved plastics
wetted parts on the heating side made of gunmetal, stainless steel, cast grey iron and brass
plate heat exchanger made of stainless steel grade 1.4401/1.4404
includes option to compensate for offset in walls
insulating shell made of EPP with separated hot and cold areas to avoid heat loads on the cold water and protect the controller and pump electronics from high temperatures
with patented chimney effect to make efficient use of the pump life
learnable control unit for efficient operation
includes two temperature sensors with 7 metres pipe length for mounting on the buffer tank
standard BMS compatibility via RS485 interface (Modbus-RTU)
includes 10 bar pressure relief valve installed at factory
sample valve can be retrofitted
flush point can be integrated to avoid stagnation in the cold-water pipe in the case of interruptions in operation
Connection to power supply with type F safety plug
includes 32 GB data logger to fulfil operator’s obligations
includes commissioning wizard
includes optimisation function with suggestion for reducing the flow temperature to save energy
includes sensor for detecting the return temperature
control range for 60°C drinking water from 2 K overtemperature
additional sensors can be connected for detecting the cold water and circulation entry temperature
Adjustable hot water temperature for pipework contents < 3 l up to 20°C possible
with the option of BACNet connection
With the option of assembly of the direct DHW station on the buffer tank
Direct DHW station for small applications: Single unit 1.6-42 l/min

Standards & approvals

Plate heat exchanger with SVGW certificate
according to UBA BWGL Metals
building material class B2 according to DIN 4102
CE marking
VDE declaration of conformity
RoHS approval

Technical data

adjustable temperature range for PWH 20°C to 70°C
adjustable temperature range for thermal disinfection 70°C to 90°C
max. operating temperature primary side 95 °C
max. operating temperature secondary side 80 °C
max. working pressure 1 MPa
given abstraction rates at PWH = 60°C with PWC = 10°C and water temperature in buffer tank = 80°C
Water content per fresh water station (drinking water side) Device S = 0.71 l
Water content per fresh water station (heating side) Device S = 0.68 l