YMD11 Series Isolator Switch OFF‑ON 25A / 32A – 3/4P Rotary Changeover Cam Main Interruptor

Upgrade your electrical safety and control with the YMD11 Series Isolator Switch. Designed for industrial and commercial applications, this robust rotary changeover cam switch delivers reliable OFF‑ON operation, precise circuit isolation, and long‑lasting performance in a compact LW30 housing.

Key Highlights

• Available in 25 A and 32 A ratings – perfect for medium‑to‑high load circuits.
• 3‑pole or 4‑pole configurations (3/4P) for versatile three‑phase and four‑pole applications.
• Rotary cam mechanism ensures smooth, tactile OFF‑ON switching with a clear visual position indicator.
• High‑quality, flame‑retardant LW30 enclosure meets IEC 60947‑4‑1 standards for safety.
• Built‑in disconnect function for quick maintenance and emergency shutdown.
• Durable contacts rated for up to 10 kA short‑circuit breaking capacity.
• Easy installation with standardized mounting dimensions and clear wiring terminals.

Benefits & Applications

Whether you’re wiring a manufacturing line, a building automation system, or a power distribution panel, the YMD11 Isolator Switch provides:

• Enhanced Safety: Immediate circuit isolation reduces risk of electric shock and equipment damage.
• Operational Efficiency: Quick OFF‑ON toggling minimizes downtime during routine checks or emergencies.
• Reliability: Rugged construction resists dust, moisture, and temperature fluctuations.
• Compliance: Meets global standards (CE, RoHS) for industrial control equipment.

Technical Specifications

• Model: YMD11 Series
• Current Rating: 25 A / 32 A
• Poles: 3 P or 4 P
• Voltage: 690 V AC (max)
• Breaking Capacity: 10 kA (symmetrical)
• Operating Temperature: –25 °C to +55 °C
• Enclosure: LW30, IP20 (non‑hazardous environments)
• Mounting: DIN rail or panel mounting options
• Contact Material: Silver‑tin alloy for low wear

Why Choose YMD11?

The YMD11 Series isolates and protects your circuits with precision engineering and cost‑effective design. Its compact LW30 form factor saves space without compromising performance, making it the ideal choice for modern electrical panels and control cabinets.

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