Mikoterm TK-24 Professional - Electric boiler (120 kW, 4 bar)

Mikoterm TK-24 Professional - Electric boiler (120 kW, 4 bar)

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Item number: 382124
EAN: 8606026610470

120 kW electric boiler (4 bar) for public facilities. Max. working pressure 4 bar (tested 4.5 bar). RS/Modbus integrated. Read more

Other variants

120 kW, 6 bar

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120 kW for airports, sports facilities and healthcare centers
Max. working pressure 4 bar, tested to 4.5 bar
Modular 10 kW groups, 3-second switching
RS/Modbus-ready for BMS integration
Cascade-ready for dynamic demand peaks
Heavy-duty, powder-coated housing
Multi-level safety system

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Reliable heating for public facilities

The Mikoterm TK-24 Professional (120 kW, 4 bar) is ideal for airports, sports complexes, congress centers and healthcare institutions with fluctuating heat demand. With 120 kW, it delivers stable performance during peaks and base load operation.

Maximum working pressure and testing

Rated for 4 bar, tested to 4.5 bar. Heavy-duty, powder-coated housing ensures long-lasting durability.

Modular output control

120 kW split into 10 kW groups, switched in 3-second intervals. LCD-controlled microprocessor allows precise adjustment (10–90 °C).

Smart connectivity

Equipped with RS and Modbus, the boiler integrates into BMS systems. Dynamic load management optimizes energy use in buildings with varying occupancy.

Cascade operation

Cascade-ready, deployable as a central boiler or in clusters – ideal for facilities with high peak demand.

Safety and reliability

Multi-level safety with continuous monitoring of pressure and temperature. Designed to handle peak loads securely.

Support from Hewa

Hewa supplies the TK-24 Professional (120 kW, 4 bar) with documentation, Modbus setup and project support.

Generals
Item number	382124
EAN Code	8606026610470
Sizes ((LxWxH):)	67 x 61 x 147 cm
Specification list
Dimension (W×D×H) mm	605x665x1470 mm
Weight (kg)	195 kg
Water volume in boiler (L)	165 L
Water pipe connection size	G 2 1/2" F
Max. concentration of glycol in the medium (%)	30 %
Min. allowable working pressure (software) (bar)	0.4 bar
Max. allowable working pressure (software) (bar)	4 bar
Safety valve (bar)	4.5 bar
Protection level	IP20
Power supply	3 Ph - 400/230V 50Hz
Power efficiency (%)	99 %
Number of heating elements	6
Power distribution (kW)	6 x 20 kW
Fuses of the heating elements (A)	6 x 3p C40 A
Compact switch (36kA) with voltage release	2x Noark Ex9M1S 160A (36kA)
Nominal current (A)	3 x 174 A
Recommended main fuses (A)	3 x 200 A
Minimum cross-section of the power cable (mm²)	3 x 35 mm² (2x)
Minimum cross-section of the protective conductor (mm²)	1 x 16 mm²
Temperature range (°C)	10 - 90 °C
Safety thermostat (°C)	95 °C
Microprocessor thermoregulator (CPU)	EK_CPU_1_5 fw: vs15.03.005
Communication with cascade / protocol	RS485_RTU / ModBus
Communication with BMS / protocol	RS485_RTU / ModBus

Document	Action
Installation guide
Installation manual PDF	Download
Modbus RTU-Handbuch PDF	Download

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