Elevator Auxiliary Contactor Elevator AC Contactor Elevator Accessories Auxiliary Contact Block SZ-A31
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BrandSULAB
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DescriptionElevator Parts
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ModelSZ-A31
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MOQ1PC
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TransportionTNT, UPS, DHL, Fedex, Air, Sea
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ApplicableElevator
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PackagesCarton, Wooden Case, Pallet Etc
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Delivery TimeNormally 2-3 Working Days After Payment
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WarrantyOne Year
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Payment MethodCompany Bank, Western Union, Alibaba, Paypal Etc
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Brand NameSULAB
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Model NumberSZ-A31
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Minimum Order Quantity1PC
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Delivery TimeNormally 2-3 working days after payment
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Payment TermsL/C,D/A,D/P,T/T,Western Union
Elevator Auxiliary Contactor Elevator AC Contactor Elevator Accessories Auxiliary Contact Block SZ-A31
Elevator Auxiliary Contactor Elevator AC Contactor Elevator Accessories Auxiliary Contact Block SZ-A31
Contact Expansion: A 3NO+1NC configuration compensates for insufficient auxiliary contacts in the main contactor, adapting to PLC/relay control and signal circuit expansion.
Signal Feedback: NO contacts are used for operating status, door position, and brake feedback; NC contacts are used for fault, phase loss, and overload warnings, facilitating remote monitoring and fault location.
Logic Interlocking: Implements forward/reverse rotation/star-delta circuit interlocking to prevent phase-to-phase short circuits, improving system safety and reliability.
| Brand | SULAB |
| Description | Elevator parts |
| Model | SZ-A31 |
| MOQ | 1PC |
| Transportion | TNT, UPS, DHL, Fedex, Air, Sea |
| Applicable | Elevator |
| Packages | Carton, Wooden case, Pallet etc |
| Delivery Time | Normally 2-3 working days after payment |
| Warranty | One year |
| Payment Method | Company Bank, Western union, alibaba, Paypal etc |
Linkage Control: Integrates with thermal relays and time relays, extending functions to include delay, overload protection, and sequential start/stop, adapting to complex control requirements of elevator door operators, fans, etc.
Status Indication: Drive indicator lights, buzzers, etc., intuitively display equipment operating/fault status, simplifying on-site maintenance.
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