CJTHT-125-4T/6-20 IE3 SODECA Smoke Extract Fans
Product parameters
| Product attributes | Attribute value | Filter product attributes |
|---|---|---|
| Brand: | SODECA | |
| Type: | Smoke Extract Fans | |
| Max. Air Flow: | 78600 m³/h | |
| Blade Tilt Angle: | 10 ° | |
| Installed Power: | 15 KW | |
| Maximum admissible current (A)-690V: | 16.03 A | |
| Maximum admissible current (A)-400V: | 27.8 A | |
| Noise: | 87 dB | |
| Speed: | 1460 RPM | |
| Series: | CJTHT |
Product Overview
Extraction units with axial fans to work immersed in fire risk areas.
Fan:
• Fan with tubular sheet steel casing.
• Galvanised sheet steel structure with thermal insulation and acoustic insulation.
• Variable angle impeller made of cast aluminium.
• Approved in accordance with standard EN 12101-3, with certifications no.: 0370-CPR-0305 (F400) and 0370-CPR-0973 (F300).
Motor:
• Class H motors for S1 continuous operation and S2 emergency use. With ball bearings, IP55 protection and 1 or 2 speeds, depending on model.
• Motors with IE3 efficiency for powers equal to or greater than 0.75 kW, except single-phase, 2-speed and 8-pole.
• Three-phase with IE4 efficiency for power from 75 kW to 200 kW, except 2-speed and 8-pole.
• Three-phase 230/400 V 50 Hz (up to 3 kW) and 400/690 V 50 Hz (powers greater than 3 kW).
• Maximum temperature of air to be carried: S1 -25 ºC +40 ºC continuous service, also suitable for warm climates with temperatures up to 50 ºC. S2 operation, 300 ºC/2h, 400 ºC/2h.
Finish:
• Fan: Anti-corrosive in polyester resin polymerized at 190 ºC, after degreasing with phosphate-free nanotechnological treatment.
• Box: Galvanised sheet steel.
Available versions:
• CJTHT/ATEX: Axial fans with acoustically insulated boxes and ATEX certification, category 3 Ex II3G for zone 2.
• CJTHT/PLUS: Axial fans with acoustic attenuators.
On request:
• Airflow direction from impeller to motor.
• 100% reversible impellers.
File
Application scenarios
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Harvest Storerooms
Fans play a core role in regulating temperature and humidity, inhibiting mildew, and ensuring grain quality in grain storage rooms. Their role is notSee more -

Greenhouse
In greenhouses, fans circulate air to provide the necessary growth environment for crops. Fans achieve precise control of temperature, humidity, CO₂See more -

AHU
The fan plays the role of the core power source and airflow control center in the AHU (air handling unit), directly affecting the air handling efficieSee more
Frequently asked questions
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How to monitor and feedback the speed of K3G series fans used in AHU projects
How to monitor and feedback the speed of K3G series fans used in AHU projects
Fan speed feedback plays a vital role in ventilation systems, air conditioning systems and other ventilation industries. By real-time monitoring of speed, more precise control can be achieved to improve the efficiency and reliability of the system.
EBM's EC fan integrates a control system that can accurately adjust the speed and feedback the real-time status of the fan. There are many ways to feedback the speed, including RS485 communication feedback and 0-10V analog output feedback. This issue introduces the 0-10V analog output feedback method.
(IO2 is 0-10V input, IO3 is 0-10V output, RSA and RSB are RS485 communication feedback)
Take K3G450PA3103/F01 as an example to show the output voltage values at different speeds. The IO3 terminal defaults to 0-10V output, adjust the speed and measure the signal.
(Power on speed adjustment, use a multimeter to measure the output voltage of the IO3 terminal, and measure at least two points)

Rachel
We offer competitive product pricing. For fast support, send your email, phone, address, and the product model & quantity you want—we’ll reach out quickly!
We typically respond via email within one business day! You can also contact us at Anthony@icxsg.com





























































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