(300KG) DC electric roller shutter opener

DC Roller Shutter Opener 300kg:  

Model No.	Max upgrade height(M)	Max upgrade weight(KG)	Power(W)	Current Rating(A)	Output Torque(N.m)	Rotation(r/min)	Chain No.
AC/DC-300	6.5	300	200	3.9	168	4.7	10 A
AC/DC-500	6.5	500	250	3.9	343	4.7	10 A
AC/DC-600	6.5	600	280	3.9	412	4.7	10 A

  Specifications: 1) Relative humidity: 90% (25°C)
2) Short hour working system, continuous operation not exceeding 5 minutes with one phase and 10 minutes with three phases
3) Stylish, advanced structure and strong power
4) Imported electronic parts
5) Safe and stable
6) Little vibration and small power consumption
7) Light weight, easy to install, long operational life and reliable performance
8) Remote control: long-distance operation
9) Theft proof and fire proof functions
10) Easy manual operation in case of power failure
11) The first power storage mechanism of its kind in China
12) Security mechanism in case chain is broken, (state patent)   Feature: 1) Shell: Aluminium alloy, solid and light but durable and easy to install. 2) Gear: High-quality alloy steel and special technical treatment to guarantee the strong hoist. 3) Brake structure: special device mechanical brakes, power cut off in an instant the brakes, to ensure absolute safety brake. 4) Limit System: Correct control, easy operation, and big control range. 5) Transmission System: High accuracy, smooth running, and low noise. 6) Anti-dropping device: Preventing accidental injury and ensure safety.    
Notice: Your prompt inquiry after the Above Technical Parameters will be highly appreciated.Thanks.   "Pursuing quality,permanent and continuous service" is our motto. With the positive attitude of keeping-improving and the spirit of striving,exploring and being responsible,we sincerely hope to receive your detailed inquiries and look forward having the chance to establish long-term,friendly,mutual reliance business relationship with you in the near future. Best regards,                       ----ZhangZhou JinAn Electric & Machine Co.,Ltd.