3P 100A Miniature Isolator WSH3-100 | Westhomes Industrial Grade
WSH3-100 3P isolating switch, 100A rating, 230V/400V. Features 400V insulation, 2kA short-time withstand current, -5~+40°C operation. Ideal for industrial power control.
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3P 100A Miniature Isolator WSH3-100
WSH3-100 3P isolating switch, 100A rating, 230V/400V. Features 400V insulation, 2kA short-time withstand current, -5~+40°C operation. Ideal for industrial power control.
Engineered for industrial power systems, the Westhomes WSH3-100 3-Pole Miniature Isolator Switch delivers reliable 100A power isolation with 3-pole configuration. Built with high-insulation thermosetting plastic shell and robust internal components, it ensures safe power supply disconnection, no-load circuit breaking, and prevention of accidental power transmission.
Key Features：
3-Pole Configuration: Dedicated 3-pole design (1P/2P/3P/4P optional) for balanced 3-phase power isolation and system integration.
Superior Safety: 400V insulation voltage meets strict electrical safety standards, protecting systems from electrical faults.
User-Friendly Design: Equipped with pull rod for easy operation, lock device to prevent accidental switching, and busbar connection for secure installation.
Comprehensive Certifications: CCC, CQC, ISO, CE certified, guaranteeing compliance with international quality and safety norms.
Applications:
Renewable Energy Systems
Municipal Engineering
Agricultural & Farm Equipment
Main Technical Parameters
| Model | WSH3-10018model;WSH3-10027model |
| Rated Current In(A) | 32、40、50、63、80、100 |
| Poles | 1P、2P、3P、4P |
| Selective categories | AC-22A |
| NominalInsulation Voltage Ui(V) | 690 |
| Rated OperationalVoltage Ue(V) | AC230V/AC400V |
| Rated Impulse Withstandvoltage Uimp(kV) | 4 |
| Rated Short Time Current lcw(kA)/1S | 1.2 |
| Rated Short-Circuit AbilityIcm(kA) | 2 |
| Mechanical Endurance | 20000 |
| Electrical Endurance | 10000 |
Packaging and delivery
| Selling Units | Single item |
Lead time
| Quantity (pieces) | 1 – 1,000 | > 1,000 |
| Lead time (days) | 30 | To be negotiated |
Key attributes
| Rated Voltage | 230 V, 400 V |
| Material | Copper |
| Place of Origin | Zhejiang, China |
| Type | Switches |
| Model Number | WSH3-100 |
| Brand Name | Westhomes |
155 MB
FREQUENTLY ASKED QUESTION (FAQ)
About the company
Westhomes® is a professional manufacturer for low voltage and high voltage electrical products with a thirty-year history.
Main supplier of state-owned companies like China Stae Grid, China Southern Power Grid through bidding with bunches of test certificates, sales records and operation performance to support.
Enough investment for research and development for the products innovation.
About warranty
18 months from the date of receivement
About shipment method
Depends on the required quantity and delivery urgency, both international express like UPS / DHL / EMS / HK EMS / FedEx / TNT (door to door service) and normal sea shipping & air freight also avaliable.
About MOQ
Up to the client
About payment method
We accept T/T, Paypal, Western union, L/C. Normally 30% payment in advance, 70% before delivery.
About ordering process
First to send an inquiry via made-in-china platform or directly to the contact e-mail address. All the following thing is the communication between us.
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