Country/Region | china |
---|---|
Company | Shandong Dongda Group |
Categories | Electrical Switch Contacts |
Telephone | +86-537-2902388 |
ICP License | Issued by the Chinese Ministry |
Mining flameproof electric switch machine (hereinafter referred to
as the switch machine, coal number: Ann MAF150149; patent number:
ZL201420446616.7) is used to convert the resistance is not greater
than 1470 n, require stroke switch between 80-150 - mm.
Rated voltage: AC127V
Rated ZhuanHuanLi: 1470 n
Action bar stroke: 80-150 - mm
Conversion time: 5 s or less
The working current: 3 a or less
Used in factories and mines of ground and underground electric
centralized station, is used to change the direction of rail way,
latching switch point rail, and through the switch contacts to
reflect the switch position, used in four wire switch control
circuit to change motor wiring, also used in three wire system
control. Circuit, economic situations to convert switch by hand.
Switch machine has simple structure, the characteristics of high
applicability.
Electric switch machine configuration by motor for continuously
reversing of a excited dc motors Spur gear reducer by level and the
level of a tooth differenced planetary transmission, the factory
has adjusted the right add seal starting blocks, quick dial set
mounted on the spindle and elastic arm parts, such as the spindle
can be inserted from one end of the sump or spare switch machine
with automatic shutter is integral parts of this unit is equipped
with four rows of static contact, two rows of contact, the two
locking claw and transparent cover contact switch machine is
equipped with locking device.
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