Mikoterm TK-24 Professional - Electric boiler (90 kW, 4 bar)

Mikoterm TK-24 Professional - Electric boiler (90 kW, 4 bar)

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On backorder Delivery deadline: 10 - 20 werkdagen

Item number: 382904
EAN: 8606026610456

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

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90 kW, 6 bar

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90 kW output for hospitals, campuses and large office complexes
Max. working pressure 4 bar, pressure-tested to 4.5 bar
Modular 10 kW groups with 3-second switching intervals
RS and Modbus connectivity for BMS/SCADA integration
Cascade-ready for large-scale heating networks
Heavy-duty, powder-coated steel housing
Multi-level safety with continuous pressure/temperature monitoring

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High-capacity heating for large facilities

The Mikoterm TK-24 Professional (90 kW, 4 bar) is tailored for large-scale projects such as hospitals, campuses and office complexes. It delivers high output with safe, low-maintenance operation.

Maximum working pressure and testing

Rated for 4 bar and pressure-tested to 4.5 bar. Heavy-duty, powder-coated steel housing and reinforced flanges ensure durability under continuous load.

Modular power management

90 kW divided into 10 kW groups, switched in 3-second intervals. LCD microprocessor control allows precise adjustment (10–90 °C in 1 °C steps).

RS and Modbus connectivity

Integrated RS and Modbus protocols enable seamless BMS or SCADA integration. Operators gain remote access and real-time monitoring.

Cascade operation

This model is cascade-ready, allowing multiple units to run in parallel for projects requiring several hundred kilowatts.

Safety and reliability

Continuous pressure/temperature monitoring with staged shutdowns. In critical cases, the boiler fully disconnects.

Support from Hewa

Hewa provides documentation, Modbus setup and project advice for integrating the TK-24 Professional (90 kW, 4 bar) into commercial facilities.

Generals
Item number	382904
EAN Code	8606026610456
Sizes ((LxWxH):)	67 x 50 x 122 cm
Specification list
Dimension (W×D×H) mm	500x665x1220 mm
Weight (kg)	135 kg
Water volume in boiler (L)	90 L
Water pipe connection size	G 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	9
Power distribution (kW)	9 x 10 kW
Fuses of the heating elements (A)	9 x 3p C25 A
Compact switch (36kA) with voltage release	Noark Ex9M1S 160A (36kA)
Nominal current (A)	3 x 130 A
Recommended main fuses (A)	3 x 160 A
Minimum cross-section of the power cable (mm²)	3 x 50 mm²
Minimum cross-section of the protective conductor (mm²)	1 x 25 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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