Porter-Cable 557 instruction manual Symbol Definition

SYMBOL	DEFINITION
V	volts
A	amperes
Hz	hertz
W	watts
kW	kilowatts
F	farads
µF	microfarads
l	litres
g	grams
kg	kilograms
bar	bars
Pa	pascals
h	hours
min	minutes
s	seconds
n0	no-load speed
…/min or …min-1	Revolutions or reciprocations per minute
or d.c	direct current
or a.c	alternating current
2	two-phase alternating current
2N	two-phase alternating current with neutral
3	three-phase alternating current
3N	three-phase alternating current with neutral
........................	rated current of the appropriate fuse-link in amperes
........................	time-lag miniature fuse-link where X is the symbol
	for the time/current characteristic, as given in IEC 60127
........................	protective earth
........................	class II tool
IPXX	IP symbol

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