Basic Info.
Model NO.
DJF(a)
Type
Air-Cooled
System Type
Closed System
Fans Species
Single-speed Fan
Noise Level
Low
Application Fields
Industrial, Greenhouse, Poultry House
Certification
ISO, CE, CCC
Shutter Opening Systme
Drop Hammer, Weight Hammer
Frame Material
Galvanized Sheet
Zinc Coating
275g/Sqm
Blade
Stainless Steel 6PCS
Belt Tensioner
Advanced Belt Tensioner
Belt
Jananese Mitsubishi
Bearing
Imported Bearing
Shutter
8PCS
Motor
Good Quality Chinese Motor
Belt Pulley
High Strength Aluminum-Magnesium
Size
1380*1380*400mm 50inch
Install
Wall Window Mounted
Name
Heavy Duty Drop Hammer Ventilation Exhaust Fan
Apply
Poultry Cow Cattle Dairy House Farm Farming
Transport Package
Standard Paper Carton
Specification
11 specifications
Trademark
Yuyun Sanhe
Origin
China(Mainland)
HS Code
8414809090
Production Capacity
300PCS/Day
Product Description
DJF(a) Series Swung Drop Hammer Exhaust Fan

husbandry, poultry house, livestock breeding, greenhouse, factory workshop, textile etc.
Product Description:

Product Application:
DJF(a) Series Swung Drop Hammer Exhaust fan are widely used in Agriculture and industry ventilation and cooling. It is mainly used for animalhusbandry, poultry house, livestock breeding, greenhouse, factory workshop, textile etc.
Technical Parameter:
Model | Drive | Blades Diameter (mm) | Blades Rotational Speed | Motor Rotational Speed | Air Flow (m³/h) | Noise Decibels (db) | Input Power (W) | Voltage (V) | Frequency (HZ) | Outline Size (H*W*T) (mm) |
DJF(a)-620 | Direct | 500 | 1400rpm | 1400rpm | 5700 | ≤70 | 370 | 220 / 380/ Customized | 50 / 60 | 620*620*450 |
DJF(a)-750 | Direct | 600 | 960rpm | 960rpm | 10600 | ≤70 | 370 | 750*750*450 | ||
DJF(a)-780 | Direct | 710 | 960rpm | 960rpm | 23000 | ≤70 | 750 | 780*780*420 | ||
DJF(a)-780-2 | Belt | 710 | 650rpm | 1400rpm | 18000 | ≤65 | 370 | 780*780*400 | ||
DJF(a)-830 | Belt | 720 | 660rpm | 1400rpm | 20000 | ≤65 | 370 | 830*830*400 | ||
DJF(a)-900 | Belt | 750 | 630rpm | 1400rpm | 22000 | ≤65 | 750 | 900*900*400 | ||
DJF(a)-1000 | Belt | 900 | 610rpm | 1400rpm | 25000 | ≤65 | 750 | 1000*1000*400 | ||
DJF(a)-1060 | Belt | 960 | 600rpm | 1400rpm | 29000 | ≤65 | 750 | 1060*1060*400 | ||
DJF(a)-1100 | Belt | 1000 | 600rpm | 1400rpm | 32500 | ≤64 | 750 | 1100*1100*400 | ||
DJF(a)-1220 | Belt | 1100 | 460rpm | 1400rpm | 38000 | ≤64 | 750 | 1220*1220*400 | ||
DJF(a)-1380 | Belt | 1270 | 439rpm | 1400rpm | 44000 | ≤64 | 1100 | 1380*1380*400 | ||
DJF(a)-1530 | Belt | 1400 | 325rpm | 1400rpm | 55800 | ≤64 | 1500 | 1530*1530*400 |
Product Description:
![]() | Fan blades1. Material : 430 stainless steel, thickness 1.2mm 2. Diameter: 1270mm Advantage: Large air flow, no deformation, no fracture, no dust, attractive and durable. Note: Blade material also have galvanized sheet, aluminum alloy for option |
Belt Pulley1. Material: High strength aluminum-magnesium alloy by die-casting. 2. Blast-sanding treatment, eliminate internal stress to improve its own rigidity and stability Advantage: Light weight, Low vibration ,attractive appearance. | ![]() |
![]() | BearingImported double-row bearing with special waterproof design. Advantage: High strength, low noise, free maintenance and long service life. |
Opening System1.Material: High quality Nylon PA66 2.Guide Rod: 304 stainless steel with special material outside, high strength, no rust, reduce friction. 3.Rivet: 304 stainless steel , wear-resisting, no rust. Advantage: It can keep the shutters open at complete 90 degree to ensure the lowest air resistantce and biggest air volume. | ![]() |
![]() | BeltBrand: Mitsuboshi belt (Japanese) Type: A type Advantage: Famous brand, Long service life, maintenance free |
Blade Support Base1.Material: Aluminum Magnesium Alloy. 2. Type: Plug-in connection Advantage: Compare with the traditional welding connection , Our new type Aluminum magnesium alloy base has greatly reduced the friction coefficient, fixed more firmly, avoided | ![]() |
| Motor1. Brand: Chinese famous motor, Siemens motor, ABB motor and WEG motor 2. Motor Protection Grade: IP55 3. Isulation Class: F grade Advantage: Motor voltage and frequency can be customized. Chinese famous motor OEM by special design for fan, the first put in the phase lack protection device which would power off when shortage of electricity. |
About our Company
Shandong Yuyun Sanhe Machinery Co.,Ltd is the biggest and the most professional manufacturer of ventilation equipment in
China,equipped with the most advanced CNC production lines and laser cutting machines, top quality level in the industry.