EC External Rotor Motor
Uses an electronically commutated external rotor motor with integrated drive electronics, enabling speed control and monitoring within the fan assembly.
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Ebmpapst
Ebmpapst W1G200-HH77-52 Axial Fan 48VDC 200mm
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PRODUCT DOCUMENTATION
Product Information
Technical specifications, features, applications and purchasing information.
Technical Specifications
| Brand | Ebmpapst |
| Model Number | W1G200-HH77-52 |
| Product Category | Axial Fan |
| Fan Type | EC Axial Compact Fan |
| Nominal Voltage | 48 VDC (per user title; separate published data for HH77 variant references 24 VDC nominal with 16-28 VDC range) |
| Control Signal | 0-10 V signal or PWM signal |
| Feedback | Tach output |
| Power | 55 W (published HH77 data) |
| Speed | 2950 rpm (published HH77 data) |
| Air Flow | 303.00 l/s / 1090.0 m³/h / 641.6 CFM (published HH77 data) |
| Dimensions | 225 x 225 x 80 mm (per published HH77 data; user title states 200 mm nominal size) |
| Operating Temperature | -25°C to +60°C |
| Bearing Type | Ball Bearing |
| Motor Type | Electronically commutated external rotor motor with integrated drive electronics |
| Fan Housing | Cast aluminum GDAISI |
| Sound Pressure Level | 60.0 dB(A) |
| Service Life L10 | 55,000 h at 40°C / 55,000 h at 60°C |
| Electrical Connection | Terminal block: PE, control signal, tach output, (-), (+) |
| Approvals | VDE, UL, CSA |
| Weight | 2100 g |
Key Features
0-10 V or PWM Speed Control
Speed can be controlled via a 0-10 V analog signal or PWM signal, with a tach output available for speed feedback to the control system.
High Air Flow Capacity
Published HH77 variant data indicates an air flow of 1090 m³/h (641.6 CFM) at 2950 rpm, suitable for high-volume air movement in compact equipment.
Cast Aluminum Housing
The fan housing is cast aluminum GDAISI, contributing to mechanical stability in industrial mounting positions.
VDE, UL and CSA Approvals
Carries published VDE, UL and CSA approvals for specification in equipment intended for multiple regional markets.
Applications
- Industrial electronics cooling
- Power conversion and drive cabinet ventilation
- Telecom and data equipment thermal management
- Large enclosure forced-air cooling
- HVAC and air-handling equipment
- Variable-speed cooling systems requiring tach feedback
- Compact high-flow air movement in 225 mm class installations
Purchase Information
We support online purchase of the Ebmpapst W1G200-HH77-52 Axial Fan. If you need to make bulk purchases and inquire about other products, please contact our team to inform us of your purchase requirements. We will provide you with information such as quantity quotations, delivery dates, and transportation methods.
Frequently Asked Questions
What is the Ebmpapst W1G200-HH77-52? The W1G200-HH77-52 is an EC axial compact fan with integrated drive electronics, speed control capability and a tach output.
What is the nominal voltage? The user title specifies 48 VDC. Separate published data for the HH77 variant references a 24 VDC nominal voltage with a 16-28 VDC range; the applicable voltage must be confirmed against the exact fan label and project requirements before ordering.
What speed control signals are supported? Published HH77 variant data identifies speed control by 0-10 V signal or PWM signal, with a tach output for feedback.
What is the air flow and speed? Published HH77 variant data indicates 1090 m³/h (641.6 CFM) at 2950 rpm.
What is the power consumption? Published HH77 variant data lists 55 W.
What are the dimensions? Published HH77 variant data lists 225 x 225 x 80 mm; the user title specifies 200 mm nominal size, so the exact frame configuration should be verified.
What is the operating temperature range? The published operating temperature range is -25°C to +60°C.
What bearing type is used? The fan uses a ball bearing.
What is the sound pressure level? Published HH77 variant data lists 60.0 dB(A).
What approvals does this fan carry? The fan carries published VDE, UL and CSA approvals.
What should be checked before ordering? Verify the exact voltage on the fan label, speed control signal type, tach output requirement, 225 x 225 x 80 mm frame compatibility, airflow requirement and ambient temperature against the equipment documentation.
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