Panasonic MINAS A5 Two-Way Radio User Manual


 
7-121
1
Before Using the Products
2
Preparation
3
Connection
4
Setup
5
Adjustment
6
When in Trouble
7
Supplement
Harmonic restraint
Harmonic restraint measures are not common to all countries. Therefore, prepare the
measures that meet the requirements of the destination country.
:LWKSURGXFWVIRU-DSDQRQ6HSWHPEHU ´*XLGHOLQHVIRUKDUPRQLFUHVWUDLQWRQ
heavy consumers who receive power through high voltage system or extra high voltage
V\VWHPµ DQG´*XLGHOLQHV IRU KDUPRQLF UHVWUDLQWRQ KRXVHKROG HOHFWULFDO DSSOLDQFHVDQG
JHQHUDOSXUSRVHDUWLFOHVµHVWDEOLVKHGE\WKH$JHQF\IRU1DWXUDO5HVRXUFHVDQG(QHUJ\
of the Ministry of Economy, Trade and Industry (the ex-Ministry of International Trade and
Industry). According to those guidelines, the Japan Electrical Manufacturers’ Association
(JEMA) have prepared technical documents (procedure to execute harmonic restraint:
JEM-TR 198, JEM-TR 199 and JEM-TR 201) and have been requesting the users to un-
derstand the restraint and to cooperate with us. On January, 2004, it has been decided to
H[FOXGHWKHJHQHUDOSXUSRVHLQYHUWHUDQGVHUYRGULYHUIURPWKH´*XLGHOLQHVIRUKDUPRQLF
UHVWUDLQWRQKRXVHKROG HOHFWULFDO DSSOLDQFHV DQG JHQHUDOSXUSRVHDUWLFOHVµ$IWHUWKDW
WKH ´*XLGHOLQHVIRU KDUPRQLF UHVWUDLQW RQKRXVHKROG HOHFWULFDO DSSOLDQFHVDQG JHQHUDO
SXUSRVHDUWLFOHVµZDVDEROLVKHGRQ6HSWHPEHU
We are pleased to inform you that the procedure to execute the harmonic restraint on
JHQHUDOSXUSRVHLQYHUWHUDQGVHUYRGULYHUZDVPRGLÀHGDVIROORZV
$OOW\SHVRIWKHJHQHUDOSXUSRVHLQYHUWHUVDQGVHUYRGULYHUVXVHGE\VSHFLÀFXVHUVDUH
XQGHUWKHFRQWURORIWKH´*XLGHOLQHVIRUKDUPRQLFUHVWUDLQWRQKHDY\FRQVXPHUVZKRUH-
FHLYHSRZHUWKURXJKKLJKYROWDJHV\VWHPRUH[WUDKLJKYROWDJHV\VWHPµ7KHXVHUVZKR
are required to apply the guidelines must calculate the equivalent capacity and har-
monic current according to the guidelines and must take appropriate countermeasures
LIWKHKDUPRQLFFXUUHQWH[FHHGVDOLPLWYDOXHVSHFLÀHGLQDFRQWUDFWGHPDQG5HIHUWR
JEM-TR 210 and JEM-TR 225.)
7KH´*XLGHOLQHVIRUKDUPRQLFUHVWUDLQWRQKRXVHKROGHOHFWULFDODSSOLDQFHVDQGJHQHUDO
SXUSRVHDUWLFOHVµ ZDVDEROLVKHGRQ 6HSWHPEHU +RZHYHUEDVHGRQ FRQYHQ-
tional guidelines, JEMA applies the technical documents JEM-TR 226 and JEM-TR
WR DQ\XVHUV ZKRGR QRWÀW LQWRWKH ´*XLGHOLQHVIRU KDUPRQLFUHVWUDLQW RQKHDY\
consumers who receive power through high voltage system or extra high voltage sys-
WHPµIURPDSHUVSHFWLYHRQHQOLJKWHQPHQWRQJHQHUDOKDUPRQLFUHVWUDLQW7KHSXUSRVH
of these guidelines is the execution of harmonic restraint at every device by a user as
usual to the utmost extent.
7. Options
Reactor