Features:
a) Single - door cabinet structure characterized by air tightness and safety
b) Internal - line termination modules and subscriber - line termination
modules are installed in the same column from top to bottom with the
ratio of internal to subscriber lines being 1:1.25, thus fully realizing
short jumpers
c) Termination of internal and subscriber cables, 
alarm observation and removal, jumper distribution, and plugging / unplugging of the
protectors are all done in the front face, the rack is rotary and internal
& subscriber cables are distributed in the front face, so all operations
can be finished just in the front face
d) The advanced and fast IDC technology enables the clamping,
stripping, cutting off and sealing of all terminating connections to be
finished at a one - off operation
e) Three - level audible & visual alarming devices are available
f) The test or maintenance operation on each line will not affect the
connection and protection of other lines
g) The sheet - metal frame is surface treated with electro - static spraying
and thus looks neat; the modules are clearly labeled to make line
identification much more convenient
h) Overall sizes (H x W x ) and max. capacities ():
1) JPX480B - 600: 1200 x 500 x 650, 300 circuits (single ), 600
circuits (double )
2) JPX480B - 800: 1400 x 500 x 650, 400 circuits (single ), 800
circuits (double )
3) JPX480B - 1000: 1600 x 500 x 650, 500 circuits (single ), 1000
circuits (double )
4) JPX480B - 1200: 1800 x 500 x 650, 600 circuits (single ), 1200
circuits (double )
5) JPX480B - 1600: 2200 x 500 x 650, 800 circuits (single ), 1600
circuits (double )
i) Used in the telephone office of small and middle capacity for
connection of inside / outside cable
j) Can also conduct jumping and measurement operations and
provide safety for equipment and personnel

We are committed to doing our best for you, and welcome inquiries for Main Distribution Frames.

Contact information: Inquire

Address:	88 Youkeyuan Road, Wuhan City, Hongshan District, Hubei Province. China
Company Name:	Xiandai Hi-Tech Communication Co., Ltd. Wuhan Research Institute of Posts and Telecommunications
Contact Person:	Teddy Lin, David Zheng
Fax:	86-27-87691494
Mobile Phone:	86-13907147557
Telephone:	86-27-87691138
Zip:	430074