HubbellメーカーLX-450の使用説明書/サービス説明書
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April, 2001 Hubbell Industrial Controls, Inc. A subsidiary of Hubbell Incorporated 4301 Cheyenne Drive Archdale, NC Telephone (336) 434-2800 FAX (336) 434-2803 Instruction Manual Transfer switches LX-440 Non-Automatic LX-450 Automatic 100, 200, 260, 400, 600, 800, 1000, 1250 Ampere 2, 3, 4 Pole Publication No.
Transfer Switch Page 2 of 16 Pages Table of Contents 1.0 Introduction ....................................................................................................................................3 2.0 Specifications and Certifications .........
Transfer Switch Page 3 of 16 Pages 1.0 Introduction Hubbell’s non-automatic, LX-440, and automatic, LX-450, transfer switches are available in 2, 3, and 4 pole models with ampere ratings of 100 to 1250 A. The transfer switches are available as open type or in an individual cabinet.
Transfer Switch Page 4 of 16 Pages 2.0 Specifications and Certifications Specifications Switch Mechanism Solenoid Actuation Short Circuit Ratings of Transfer Switches 100 A 200 A 260, 400, 600 A 800, 1000, 1250 A RMS Symmetrical Am peres 42,000 50,000 When protected by 65,000 a circuit breaker.
Transfer Switch Page 5 of 16 Pages Receiving and Storage After receiving the transfer switch inspect the cabin et for any damage that m ay have occurred during shipping. If the transfer switch is not installed immediately, cover the cabinet and store in a dry area.
Transfer Switch Page 6 of 16 Pages The Hubbell Transfer Control Module, LX-301, controls transfer to the emergency source and retransfer to the normal source. The LX-440 non-automatic tran sfer switch does not come with a Control Module. A selector switch initiates transfer and retransfer.
Transfer Switch Page 7 of 16 Pages 5.0 Standard and Optional Features Standard Features The following standard features are provided with the LX-450 automatic transfer switch.
Transfer Switch Page 8 of 16 Pages Auxiliary Contacts Auxiliary contacts TSNa3, -a4 and TSEa3, -a4 are ava ilable for remote alarm s, pilot lights, or other applications. These contacts are pre-wired for cust omer connections to PTB1-7 through PTB1-12.
Transfer Switch Page 9 of 16 Pages Plant Exerciser (B1–B2) The Plant Exerciser option is a seven-day clock th at provides for automatic test operation of the generator set at pre-selected intervals. The clock is powered by a fused circuit from control transformer XFMR3.
Transfer Switch Page 10 of 16 Pages 6.0 Maintenance D ANGER: Do not touch the transfer switch until ALL pow er is disconnected. Shocks, burns, or death may result from high voltage.
Transfer Switch Page 11 of 16 Pages Auto Test The following procedure is an example for testing th e autom atic transfer switch. A procedure should be written by qualified personnel that is applicable to th e facility, the transfer switch options, and the power distribution system.
Transfer Switch Page 12 of 16 Pages Time Delay function Typical factory setting Adjustment Range NORMAL OVER-RIDE ON MONETARY OUTAGE 1 second, engine generator 3 seconds, utility 0.5 to 6 seconds RETRANSFER TO NORMAL 30 minutes 2 to 30 minutes ENGINE RUNNING UNLOADED 5 minutes 2 to 30 minutes EMERGENCY OVER-RIDE ON MOMENTARY OUTAGE 1 second 0.
Transfer Switch Page 13 of 16 Pages Components 1. Transfer Control Relay Controls whether the automatic transfer switch is in the normal or the em ergency position. De-energized - automatic transfer switch in Norm al position Energized - automatic transfer switch in Em ergency position 2.
Transfer Switch Page 14 of 16 Pages 8.0 Plant Exerciser T imer Set the time 1) Press the Res. (reset) button to clear the memory 2) Press and hold the (time/run mode) button while setting the tim .
Transfer Switch Page 15 of 16 Pages b) Press Prog. a second time to see the retransfer time. c) Press Prog. a third time to see the number of additional program times Fr18 3) To manually override the .
Transfer Switch Page 16 of 16 Pages 9.0 Spare Parts and Drawing References The following lists contain part numbers and drawi ng numbers for identification and for ordering. If materials are needed from Hubbell, contact the lo cal Hubbell representative to request the desired information or parts.
デバイスHubbell LX-450の購入後に(又は購入する前であっても)重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります:
Hubbell LX-450をまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはHubbell LX-450の技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。Hubbell LX-450の取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。Hubbell LX-450で得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
Hubbell LX-450を既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はHubbell LX-450の不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、Hubbell LX-450に関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちHubbell LX-450デバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。