Siemens 21-115532-001 ユーザーズマニュアル

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INTRODUCTION  
 
Page 1 
Type JFR single-phase step-voltage regulators are designed 
to give dependable service and to make installation, operation 
and maintenance as simple as possible. 
Technology advances, especially in the realm of the control 
apparatus, make it efficient to provide a separate instruction 
manual for the Accu/Stat
TM
 control provided with this JFR 
Regulator. For specific control information, refer to the 
Accu/Stat
TM
 control manual included with the regulator. 
  
Q U A L I F I E D   P E R S O N  
FOR THE PURPOSE OF THIS MANUAL AND PRODUCT 
LABELS, A QUALIFIED PERSON IS ONE WHO IS FAMILIAR 
WITH THE INSTALLATION, CONSTRUCTION AND OPERA-
TION OF THE EQUIPMENT, AND THE HAZARDS INVOLVED. 
IN ADDITION, HE HAS THE FOLLOWING QUALIFICATIONS: 
(a)  Is trained and authorized to de-energize, clear, ground and 
tag circuits and equipment in accordance with established 
safety practices. 
(b)  Is trained in the proper care and use of protective 
equipment such as rubber gloves, hard hat, safety glasses 
or face shields, flash clothing, etc., in accordance with 
established safety practices. 
(c) Is trained in rendering first aid. 
Distinctive signal words (DANGER, WARNING, CAUTION) are 
used in this instruction book to indicate degrees of hazard 
that may be encountered by the user. For the purpose of this 
manual and product labels these signal words are defined 
below. 
DANGER  
Indicates an imminently hazardous situation 
which, if not avoided, will result in death or 
serious injury 
WARNING  
Indicates a potentially hazardous situation, 
which, if not avoided, could result in death or 
serious injury. 
CAUTION  
Indicates a potentially hazardous situation 
which, if not avoided, may result in minor or 
moderate injury. 
 
Hazardous Voltage.  Death or serious injury from 
electrical shock, burns will result from misuse. 
To prevent: 
Do not service or touch until you have de-energized 
high voltage, grounded all terminals and turned off 
control voltage. Grounding terminals with line to 
ground capacitors may produce a small arc. 
 
Only qualified personnel should work on or around 
this equipment after becoming thoroughly familiar 
with all warnings, safety notices, instructions and 
maintenance procedures contained herein. 
 
The successful and safe operation of this 
equipment is dependent upon proper handling, 
installation, operation and maintenance.