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{"title":"Electronically Commutated Ventilation Fan Motor Exhaust False Ceiling SP9080A","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/1e\/b1\/e146c7aff4126650082ec81f1b92-200x200-1\/electronically_commutated_ventilation_fan_motor_exhaust_false_ceiling_sp9080a.jpg","attrs":{"Brand Name":"AirVent","Model Number":"SP9080A","Certification":"CCC,CE,UL,VDE,RoHS,REACH","Place of Origin":"China"}}
{"title":"Centrifigual Ventilation Fan Motor 80W Bathroom Ceiling Fan Motor SUS304","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/d8\/a5\/5ae21dc415965cf34c156186e6cb-200x200-1\/centrifigual_ventilation_fan_motor_80w_bathroom_ceiling_fan_motor_sus304.jpg","attrs":{"Brand Name":"AirVent","Model Number":"SP8160","Certification":"CCC,CE,UL,VDE,RoHS,REACH","Place of Origin":"China"}}
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{"title":"HVAC Ventilation Fan Motor 3.3 Inch Bathroom Exhaust Fan Motors PSC","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/11\/12\/8c8a3ad5e5a9ec02c4b6a88b49bb-200x200-1\/hvac_ventilation_fan_motor_3_3_inch_bathroom_exhaust_fan_motors_psc.jpg","attrs":{"Brand Name":"AirVent","Model Number":"SP8382","Certification":"CCC,UL,CE","Place of Origin":"China"}}
{"title":"CW Commercial Kitchen Exhaust Motor Sleeve UL Kitchen Exhaust Fan Motor","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/65\/1b\/3442610be772e7b33eac331cc1d0-200x200-1\/cw_commercial_kitchen_exhaust_motor_sleeve_ul_kitchen_exhaust_fan_motor.jpg","attrs":{"Brand Name":"AirVent","Model Number":"SP8382","Certification":"CCC,UL,CE","Place of Origin":"China"}}
EC Technology stands for Electronically Commutated and combines AC and DC voltages, which is essentially a fan with a brushless DC motor, bringing the best of both technologies: the motor runs on a DC voltage, but with a normal AC supply. DC motors already have low power consumption but if used in an AC application, the power needed converting AC to DC, using a bulky, inefficient transformer. The EC motor incorporates voltage transformation within the motor. The non-rotating part of the motor (stator) is extended to make room for an electronic PCB board which includes power transformation AC to DC, as well as the controls.
EC Motor – Principle
With an EC motor the electronic circuitry stands in lieu of the traditional mechanical commutation meaning the right amount is being supplied in the right direction at exactly the right time providing precise motor control.
* Permanent-magnet brushless DC motor within the rotor
* The stator is driven by electronic switches (which replace the Carbon brushes), controlled by a microcontroller.
* Electronic system (hall effect sensor or software is used to recognize the rotor position)
* AC operated (115VAC/230Volts Single phase or 380/480Volts 3phase, 50/60Hz)
Benefits
* Energy savings : Minimum power consumption & better efficiency than AC equivalent.
* Control : 100% speed controllable, not frequency dependant. Can be set-up for constant airflow or constant pressure applications, 0-10VDC or PWM control signal.
* Low motor temperature : for longer lifetime than AC equivalent
* Simplicity : Electronic & power transformation are completely integrated within the motor.
* High performance : Speed can be driven up to 3600rpm, one EC fan replace multiple type of motors (2, 4 and 6 pole)
* Easy connection : No complicated wiring and set-up with a Frequency Controller, EC fans have very little configuration.
Efficiency
EC technology motors have a near flat efficiency curve which barely varies across the speed range. A range of which is not limited by synchronous speeds or susceptible to voltage variations like its AC counterpart. Its AC equivalent will operate at a precise point on the curve which equates to its maximum efficiency, either side of this point and the efficiency diminishes. Typical AC motors have losses in terms of power consumption (copper + iron losses), slippage and frictional losses (mechanical power). EC motor have no slippage losses, reducing losses and increasing efficiency. By comparing 2 backward curved centrifugal impellers, one in AC and the other in EC.
AirVent Fan Motor Advantages
Low cost version by metal sheet housing optional.
Super-high cost effective solution for false ceiling fan
Two Options on Housing: Metal Sheet Housing/Aluminium Housing
Ball Bearing/Sleeve Bearing Optional
Typical Spec.:
230VAC/50Hz 46W 1750RPM
Connect with us for the more details for your fans.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Importer,Exporter
Year Established:
2012
Total Annual:
5000000-10000000
Employee Number:
50~100
Ecer Certification:
Active Member
Retek offers a complete line of technologically advanced solutions. Our engineers are mandated to focus their efforts on developing different types of energy efficient electric motors and motion components. New motion applications are also constantly being developed in conjunction with the customers... Retek offers a complete line of technologically advanced solutions. Our engineers are mandated to focus their efforts on developing different types of energy efficient electric motors and motion components. New motion applications are also constantly being developed in conjunction with the customers...