add:
no.50 longteng road longwen zone, zhangzhou city, fujian
tel:
86-596-2879590 6305733 6305611
fax:
86-596-6305655
e-mail:
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phase indictor
sm852b
desc ription: it is used to measure
the opening phase condition and
order through led and buzzer.
measuring frequency range:20hz~400hz
operational voltage:60v～600v (3 phase ac)
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