Corrosion resistance smoke exhaust fan with long life
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- Supplier: Shandong GRAD Group Co. Ltd.
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Product Overview
Description
Corrosion resistance smoke exhaust fan with long life
Product Description
Types | DTF Axial fire fighting and smoke exhaust fan | ||||||||||||||||
Model | DTF-3.5-1 | DTF-4-1 | DTF-4.5-1 | DTF-5-1 | DTF-5.5-1 | DTF-6-1 | DTF-6.5-1 | DTF-7-1 | DTF-8-1 | DTF-9-1 | DTF-10-1 | DTF-11-1 | DTF-12-1 | DTF-13-1 | DTF-14-1 | DTF-15-1 | DTF-16-1 |
Power | 1.1 | 1.5 | 2.2 | 3 | 4 | 5.5 | 4 | 5.5 | 7.5 | 11 | 11 | 15 | 15 | 18.5 | 22 | 22 | 30 |
voltage HZ | 380V/50HZ | ||||||||||||||||
Impeller diameter Dtmm | 350 | 400 | 450 | 500 | 550 | 600 | 650 | 700 | 800 | 900 | 1000 | 1100 | 1200 | 1300 | 1400 | 1500 | 1600 |
rotational speed r/min | 2900 | 2900 | 2900 | 2900 | 2900 | 2900 | 1450 | 1450 | 1450 | 1450 | 960 | 960 | 960 | 960 | 960 | 720 | 720 |
Weight Kg | 45 | 50 | 56 | 74 | 87 | 129 | 108 | 147 | 173 | 248 | 270 | 345 | 360 | 467 | 517 | 581 | 740 |
Noise dB(A) | ≤79 | ≤85 | ≤88 | ≤89 | ≤90 | ≤92 | ≤83 | ≤87 | ≤88 | ≤89 | ≤86 | ≤88 | ≤91 | ≤92 | ≤93 | ≤90 | ≤94 |
Product Features
1. All products are approved by fire protection certification and China Compulsoy Certification.
2. It is 2/3 the size and half the weight of centrifugal fan with the same air volume. The mounting mode can be vertical, horizontal and suspended.
3. This type of fan is equipped with special motor cooling system: built-in air-cooled motor.
4. The type can be horizontal or vertical;Power supply:380v50hz.
5. Advanced pneumatic blades (forward or backward) reduce noise at 8-10 dB (A), and power 6%.
6. When the temperature of the main air duct medium is 280 ℃, it can run continuously for more than 30 minutes; when the temperature is under 150 ℃, it can run under long-term continuous operation.
7. DTF fan series are applied with standards jointly issue by Bureau of Technical Supervision and the Ministry of Construction as follows:Code for fire protection design of high -rise buildings (GB50045-95),Code for fire protection design of garage and parking (GB50067-97)
8. Four series models: 1 single speed under normal pressure 2 two speed under normal pressure 3 single speed under intermediate pressure 4 two speed under intermediate pressure 5 single speed under low pressure
Application
Packaging & Shipping
Packing: Plastic film packaging .
Delivery: Within 30 days after receiving advanced payment.
Company Information
Shandong GRAD Group Co.,Ltd. is established in 1993, located in Dezhou Shandong,covering an area of 700 thousand square meters, with more than 2500 employees. The total capital is 925 million RMB, and annual output value exceeds 2.5 billion RMB. During 20 years' development, GRAD Group concentrates on the central air-conditioning and compound material products and show the world a high-technological enterprise combining construction budget, technical consultation, product design, Manufacturing and debugging service. There are 10 series, over 130 Kinds of products covering the whole central air-conditioning series and the compound materials series Products. The high standard workshop covering 350 thousand square meters.
Our Services
Before-sale services:
(1) Tell customers how to use our products and matters needing attention.
(2) Guide customers to choose the best and economic product, recover the investment within short time.
(3) Site inspection if you need.
In-Sale services:
(1)Quality control must be inspected strictly.
(2)In accordance with the agreements stipulated in the contract.
After-sale services:
(1) If the project needs our installation guidance, we can send our engineer and translator. We can also send customers installation video to teach them how to fix and operate with
our product.
(2) Usually, our product warranty is 18 months after leaving factory or 12 months after installation. within this months, all parts broken will be responsible for our factory.
(3) Regular contact with customer, consult with the customer feedback, come true with
the customer's two-way communication.
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