Mikoterm TK-24 Professional - Electric boiler (140 kW, 4 bar)

Mikoterm TK-24 Professional - Electric boiler (140 kW, 4 bar)

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Item number: 382144
EAN: 8606026610487

140 kW electric boiler (4 bar) for large commercial buildings. Max. working pressure 4 bar (tested 4.5 bar). RS/Modbus built-in. Read more

Other variants

140 kW, 6 bar

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140 kW for hotels, pools and shopping centers
Max. working pressure 4 bar, tested to 4.5 bar
Modular 10 kW groups, 3-second switching
RS/Modbus integration for BMS
Cascade-ready for large facilities
Energy-efficient under variable loads
Multi-level safety system

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Energy-efficient heating for commercial facilities

The Mikoterm TK-24 Professional (140 kW, 4 bar) is built for hotels, shopping centers, swimming pools and university buildings with variable demand. With 140 kW output, it ensures reliable heating under all conditions.

Maximum working pressure and testing

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

Modular output management

140 kW divided into 10 kW groups, switched in 3-second intervals. LCD-controlled microprocessor for precise temperature control (10–90 °C).

Smart connectivity

With RS and Modbus support, integration into BMS is straightforward. Load balancing optimizes energy use in facilities with variable occupancy.

Cascade operation

Cascade-ready for central or cluster use, making it ideal for commercial mega-buildings.

Safety and reliability

Multi-level safety system with pressure and temperature monitoring. Designed to handle peak demand securely.

Support from Hewa

Hewa provides the TK-24 Professional (140 kW, 4 bar) with documentation, Modbus configuration and technical support.

Generals
Item number	382144
EAN Code	8606026610487
Sizes ((LxWxH):)	67 x 61 x 147 cm
Specification list
Dimension (W×D×H) mm	605x665x1470 mm
Weight (kg)	200 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	7
Power distribution (kW)	7 x 20 kW
Fuses of the heating elements (A)	7 x 3p C40 A
Compact switch (36kA) with voltage release	2x Noark Ex9M1S 160A (36kA)
Nominal current (A)	3 x 203 A
Recommended main fuses (A)	3 x 250 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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