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Siemens 3TY7540-0A Leakage protection module
Specifications
Manufacturer
Siemens
Product Model
3TY7540-0A
Net Weight
0.38 kg
Matched Contactor
Siemens 3TF54
Number of Poles
3
Movable Contacts
3
Rated Operational Voltage (Ue)
Up to 690 V AC
Rated Insulation Voltage (Ui)
690 V AC
The Siemens 3TY7540-0A is a main contact element (contact kit) designed specifically for use with the
3TF54 contactor series. It plays a critical role in ensuring reliable electrical switching and circuit continuity
within motor control and industrial power distribution systems.
Although sometimes associated with protection functions in control systems, this model is not a standalone
leakage protection module. Instead, it is a mechanical-electrical contact replacement kit consisting of 3 movable
contacts and 6 fixed contacts, used to restore or maintain the performance of contactors.
Product Applications
Manufacturing plants: Used for controlling large electric motors, pumps, fans and conveyor belt systems.
Steel and heavy industry: As a core switch component in power distribution and heavy machinery control cabinets.
Elevators and transportation: For the power control of large lifting equipment or elevators.
Energy management: In some dual power switching switches (ATS) or solar switch cabinets, for main circuit connection.
Claim Your Extra Discount: Contact Sales Manager Lisa Lin for Details
:+86 18965423501 
:sales7@amikon.cn 
:AMKPLC
Payment & Delivery
Payment Term: T/T
Lead Time: Usually 2-3 days
Delivery Ways: DHL,UPS,TNT,CHIRLINE,FEDEX
Major Business
ABB: Industrial robot parts of DSQC series,Bailey INFI90, DCS
Honeywell: 51/MU/MC/TC/CC ...
Triconex: 3008/3511/3625/3664/3721/3700A..
Bently Nevada: 3500/3300/330180-Cable..
Foxboro: FBM203/204/217/231, FCP240/270
Woodward: SPC valve position controller, PEAK15 digital controller
Siemens: 6DD/6DP/6ES5/6DR/6GK Series
Westinghouse Series: 1C/5X ...
General electric: IC693/IC697/IC695/DS200..
Schneider: 140 Series
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