Schneider A9S65440 Acti9 iSW Switch-disconnector 4P 40 A 415V

The Schneider Electric A9S65440 is a 4-pole switch-disconnector from the Acti 9 iSW range, rated at 40 A and 415 V AC, designed for safe electrical isolation of circuits in distribution boards. With a rated short-circuit making capacity of 5 kA and a rated impulse withstand voltage of 6 kV, it provides reliable disconnection under AC-22A utilization conditions. A built-in contact position indicator gives clear ON/OFF visibility directly on the device.

Technical specifications:

• Commercial reference: A9S65440
• Manufacturer: Schneider Electric
• EAN:
• Series / range: Acti 9 iSW
• Product type: Switch-disconnector
• Number of poles: 4P
• Rated current [ie]: 40 A at 415 V AC 50/60 Hz
• Rated voltage [ue]: 415 V AC 50/60 Hz
• Rated insulation voltage [ui]: 500 V AC 50/60 Hz
• Rated impulse withstand voltage [uimp]: 6 kV
• Rated short-circuit making capacity [icm]: 5 kA
• Short-time withstand current [icw]: 1260 A
• Utilization category: AC-22A
• Suitable for isolation: Yes
• Control type: Rotary handle
• Contact position indicator: Yes
• Mounting: DIN rail, fixed
• Comb busbar connection: Upper or lower
• Terminal type: Tunnel terminals - up to 1 x 50 mm² rigid / 1 x 35 mm² flexible / 1 x 35 mm² flexible with cable end
• Strip length: 14 mm
• Tightening torque: 3.5 N.m
• Dimensions (HxWxD): 85 x 72 x 73 mm
• Color: White
• IP protection rating: IP20
• Pollution degree: 3
• Tropicalization: 2
• Relative humidity: 95% at 55°C
• Operating temperature: -25...60°C
• Storage temperature: -40...85°C
• Mechanical endurance: 20,000 cycles
• Electrical endurance: 15,000 cycles
• Standards: IEC 60947-3, EN 60947-3
• Warranty: 18 months

Features and benefits:

• Certified for isolation duty - safely disconnects all 4 poles simultaneously from the supply
• Clear ON/OFF contact position indicator improves panel safety and simplifies maintenance inspection
• Compatible with comb busbars on upper or lower terminals, reducing wiring time in distribution boards
• High mechanical endurance of 20,000 cycles and electrical endurance of 15,000 cycles for long service life
• Wide operating temperature range from -25 to 60°C supports demanding installation environments

Applications:

• Main or sub-circuit isolation in residential and commercial distribution boards
• Isolation switching in industrial control and automation panels
• HVAC and building services installations requiring safe circuit disconnection
• DIN rail assemblies requiring compact 4-pole isolation for AC loads

Compliant with IEC 60947-3 and EN 60947-3. Part of the Schneider Electric Acti 9 range.

Also known as: Schneider A9S65440, Schneider Electric A9S65440, Acti9 iSW 4P 40A switch-disconnector, iSW 4-pole 40A isolator.