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Remeha Tzerra 28c ACE
In this article we dive into the technical specifications, operation, and maintenance tips, specifically aimed at technicians who work with this model.
Introduction
The Remeha Tzerra 28c ACE is an advanced boiler model that requires a lot of technical knowledge for installation, maintenance and repair. This article is specifically intended for seasoned technicians and dives deep into the technical specifications and maintenance details.
Technical specifications
- Type: Condensing combination boilerNominal power: 28 kWModulation range: 3.4 to 28.2 kWEfficiency: 107.1% at 36/30°C, Seasonal efficiency 94%Weight: 17.5 kg
Water side
- Capacity: 3 litersPressure: Maximum 3 bar, with an 8 liter expansion vesselTemperature range: 25°C - 80°C
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- Gas type: G20, G25Gas pressure control: Modulating, with a gas pressure sensor and valveCO emissions: < 20 ppm (full load), < 40 ppm (part load)
Advanced Diagnostics and Maintenance
Heat exchanger
- Heat transfer coefficient: 22 W/(m² K)Thermal Load: Thermal Stress and Material Fatigue Analysis
Burner
- Burner type: Premix, modulatingAir supply: Dynamic pressure control, with PID controllerNOx Emissions: Class 6 according to EN 15502
Electrical System
- Power: 70 W (standby: 2 W) Security: IPX4DSensors: Temperature, pressure, flow, gas/air mixture
Advanced Fault Diagnosis
- Error codes: Use the on-board readout for complex error codes Data Logging: Access performance history for trend analysis