
U102-B Gear Pump
Materials:
Body: Aluminum (Spray-Painted)
seals: Buna-N
Technical Specifications:
Power:750-1000W
Flow Rate:45~90L/min
Rotary speed :630~730rpm
Noise:?8dB
Vacuum :>=0.054Mpa
Pressure Drop:0.12-0.25Mpa
Air separation ability:20%
Features :
Positive displacement,self priming,internal adjustable bypass valve
Designed for quiet, vibration-free operation.Reusable suction
strainer filter and reverse check valve inside adapted
Check and relief valve inside adapted
100% tested before Ex-Factory
Package:
Product ID Net Weight Cross Weight Dimension
U102-B 18kg/case of 1 18.5kg/case of 1 36×32× 30cm/case of 1
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ch was a quick and easy way to add TV to their service bundles without having
to build any new infrastructure. But simply bolting on TV service in this way is clunky. Hence AT&T s new
Homezone ser fuel dispenser vice, launched during the summer, which allows it to offer an advanced television service
in areas where it has not upgraded its network to su fuel dispenser pport U-verse.
Homezone is based on a set-top box that contains a satellite receiver and DVR and also plugs into a
fixed-line broadband link. (The satellite content comes from EchoStar s DISH service.) The integration of
the broadband connection allows it to offer interactive services such as music and film downloads.
Because of the relatively slow speed of the broadband link, film downloads take place in the background,
using a “queue and view�model.
An even more conservative approach to television is being taken by BT in Britain, Telefónica in Spain,
Telecom Italia in Italy and KPN in the Netherlands. It involves a standard digital-terrestrial television
(DTT) set-top box, capable of picking up multichannel digital TV, with a broadband connection that can
be used to deliver IPTV services via the fixed-line network. This enables operators to offer music videos
and films on demand, as well as a “catch-up TV�service so that customers can call up programmes they
missed. It has the advantage that the basic television fuel dispenser service can be provided without the need for any
investment. The operator gets involved only in delivering the premium services, such as video-on-
demand. BT s Mr Verwaayen says he does not see the point in investing billions just to replicate what
cable companies can already offer.
There is no doubt that telecoms firms are technically capable of launching television services; the
question is whether they will make any money out of them. “Every single customer I talk to knows the
traditional voice service is being dissipated by mobile, by VoIP services,�says Nortel s Mr Carbone. “They
see revenue loss, and just taking cost out