Datasheet

H3CR
53
• H3CR-G Star-delta Timers
The display window at the bottom right inside the Time setting knob
shows 6, 12, 60, or 120 to indicate the scale number Star operation
time selected with the selector switch on the front at bottom left.
Use a Phillips head screwdriver or flathead screwdriver to turn the
selector switch. The display window at the bottom center of the Time
setting knob shows 0.05, 0.1, 0.25, 0.5, 0.75, or 1.0 to show the star
-delta transfer time selected with the selector switch on the front at
bottom right.
• H3CR-H Power OFF-delay Timers
Use a Phillips head screwdriver or flathead screwdriver to turn the
selector switch. The display window at the bottom right inside the
Time setting knob shows 0.6, 1.2, 6, or 12 to indicate the scale
number selected with the selector switch on the front at bottom left.
Setting of Time
Use the time setting knob to set the desired time.
■ Using the Time Setting Ring for H3CR-A/-G
Locking the Set Time
Mount the Panel Cover on the Timer, set the desired time with the
time setting knob, and place Time Setting Ring A onto the time
setting knob so that the time setting notch of Time Setting Ring A is
in the center of the reset lock position of the Panel Cover.
Limiting the Setting Range
Example: To set a range of 10 and 20 s.
Mount the Panel Cover on the Timer, set the time setting knob to 10 s
(the lower limit of the setting range), and place Time Setting Ring C
onto the time setting knob so that the stopper of Time Setting Ring C
is on the right edge of the reset lock position of the Panel cover. Next,
set the time setting knob to 20 s (the upper limit of the setting range),
place Time Setting Ring B onto the time setting knob so that the
stopper of Time Setting Ring B is on the left edge of the reset lock
position of the Panel Cover.
Star operation time
range selector
Usable screwdrivers
Phillips head: No. 0-1
Flat head: Width 2.3 to 3.0 mm
Star-delta
switching time
selector switch
Scale range
display window
Star operation
time range
selector
Time setting
knob
Star-delta
switching time
display window
Time range
selector
Usable screwdrivers
Phillips head: No. 0-1
Flat head: Width 2.3 to 3.0 mm
Scale range
display window
Time setting
knob
Reset lock position
Time Setting Ring A Panel cover
Example: To set the time to 10 s.
Time setting notch
Setting position
Time setting
notch
Stopper
Reset lock position
Panel cover
Range
Time Setting
Ring B
Time Setting
Ring C