position：
product
--wh137型
wh137 metal footstalk rotating carbon film potentiometer
no.1
overall
overall dimension installation dimension
wh137n1b-□c-
x
no.2
overall
overall dimension installation dimension
wh137n1b-k□a-
x
no.3
overall
overall dimension installation dimension
wh137n1d-k□a-
x
total rotational
250°±5°
nominal power
a:0.025w; b、c:0.1w
rotational torque
3～30mn.m
max operating volerance
a:ac160v; b、c:ac100v
rotationa stopper strength
600mn.m
terminal power
r≥250kω 0.1%r max
250kω＞r＞10kω 20ω max
10kω≥r 10ω max
push pull strength
90n
switch operating angle
50°±10°
slide noise
≤47mv
total resistance range
470ω～2.2mω;4.7ω～470kω
insulation resistance
more than 100mω at dc250v
total resistance tolerance
±20%(more than 1mω)±30%
withstand voltage
开关
ac1000v/1 minute
电阻
ac600v/1 minute
resistance taper
a、b、c
switch operating voltage、carrent
dc250v 1a/3a
switch connect resistance
less than 30mω
rotational life
10,000 cycles
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copyright:copyright:zhejiang lingfeng electron co,ltd.
design :lu-ding
