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The Helios ESD 11.5 is a high-performance, stepless electronic transformer controller designed for regulating three-phase fans via voltage reduction. Utilizing advanced microcontroller technology, it supports control through a 0 – 10 V analog input or an electronic temperature controller such as the EKW 6.3. Multiple ESD units can be operated in parallel, e ...
The Helios ESD 5 is a stepless electronic transformer controller engineered for the precise control of three-phase fans through voltage reduction. Incorporating microcontroller-based technology, it allows control via a 0 – 10 V analog signal or an electronic temperature controller such as the EKW 6.3. Multiple controllers can be operated in parallel for dis ...
The Helios Fans ESE 2.5 is a compact electronic speed controller designed for smooth, stepless control of AC fans. Utilizing phase-angle triac technology, it allows manual adjustment of motor voltage from 230 VAC down to 60 VAC via a rotary knob, which also includes an integrated OFF position. The device features an internal trimmer to set the minimum spe ...
The Helios EST is a high-performance electronic thermostat tailored for controlling KTR climate transformer controllers. It offers multiple adjustable control parameters, enabling accurate temperature regulation in ventilation or HVAC systems. Ideal for maintaining optimal environmental conditions, the EST ensures reliable and efficient performance in coo ...
The Helios ESU 1 is a compact electronic speed controller designed for continuously variable speed adjustment of AC fans using the phase-angle control method. It features an adjustable minimum output voltage via a built-in potentiometer and includes an integrated on/off switch with an unregulated switching output. For added protection, the unit comes with ...
The Helios ESU 3 is an electronic speed controller engineered for precise, continuously variable speed regulation of AC fans using the phase-angle control method. It allows adjustment of the minimum output voltage through an integrated potentiometer and includes a built-in on/off switch along with an unregulated switching output. For safe operation, the u ...
The Helios ETR is a versatile temperature controller designed for precise regulation within a broad measuring range of ‑50°C to +150°C. Suitable for both heating and cooling applications, the ETR allows full adjustment across the sensor range. It also includes an optional switch-off function that activates when airflow falls below a defined minimum thresh ...
The Helios ETS 100 is a cross talk attenuator designed to minimize unwanted noise transmission in central ventilation systems. Made from high-quality polyurethane foam, it effectively reduces sound propagation between rooms. Designed for ducts with a nominal diameter of 100 mm, the ETS 100 is easy to install by simply inserting it into the duct behind the ...
The Helios ETS 125 is a high-performance cross talk attenuator crafted from durable polyurethane foam. It is engineered to reduce acoustic transmission between rooms in central ventilation systems. Designed for use with ducts of nominal diameter 125 mm, it installs effortlessly by inserting into the duct just behind the air valve. This sound damper enhanc ...
The Helios EUR 6 C is an electronic automatic regulator designed for one-phase fans, using the phase chamfer principle for precise control. It allows regulation based on pressure difference, airflow speed, and temperature, with adjustable minimum and maximum set values. The device features a main switch with off, automatic, and on positions. Housed in a d ...
The Helios EUR EC is designed for stepless control and regulation of single and three-phase electronically commutated (EC) fans. It accepts a 0 – 10 V DC setpoint input signal to adjust fan speed precisely, making it ideal for applications requiring variable airflow control. This controller ensures efficient and flexible operation of EC fans, enhancing vent ...
The Helios EVK 100 is designed to cover ventilation intake and outlet openings efficiently. It operates silently and features a time delay function to optimize airflow control. This accessory can be used in parallel with fans through parallel switching, ensuring seamless integration in ventilation systems. Powered by 230 V, 50/60 Hz supply, the EVK 100 pr ...
The Helios EVK 150 is designed to cover ventilation intake and outlet openings, providing silent operation with an integrated time delay function. It can be used in conjunction with fans through parallel switching for efficient and quiet ventilation control. Powered by 230 V, 50/60 Hz, the EVK 150 ensures reliable performance and enhanced airflow manageme ...
The Helios EVK 200 is designed to cover supply and extract air openings efficiently. It features a frame, blades, and actuators made from light grey plastic, with the actuator housing rated IP55 for reliable outdoor installation. The number of louvres varies by size to suit different ventilation requirements. Automatic control is integrated, with a locali ...
The Helios EVK 250 is designed to effectively cover supply and extract air openings. Its frame, blades, and actuators are constructed from light grey plastic, with an actuator housing rated IP55 to ensure suitability for outdoor installation. The number of louvres varies according to size to meet different ventilation needs. This model includes automatic ...
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