Load Break Switch Rotary Switch AC-21:40A 3-pole DIN-rail mounting

• Compact size
• DIN-rail mounting
• 3-pole and 4-pole KU-switches as standard
• 2-pole upon request
• 6-pole and 8-pole versions consist of two 3-pole or 4-pole KU-switches connected by a parallel kit
• Switch technology by means of silver contacts ensures safe and durable operation
• 4-pole versions with early-make and late-break neutral pole
• Compatible with handles LK10 and LK11
• Shafts L=100/200/300 AD11 and L=100/200/300 AD11/VT

• AC-21 (400 V, 415 V, 690 V): Ie = 40A
• AC-22 (400 V, 415 V, 690 V): Ie = 25 A
• AC-23 (400 V, 415 V): Ie = 25 A; P = 11 kW
• AC-23 (690 V): Ie = 25 A; P = 22 kW

About Katko

Katko is a specialised manufacturer of modern load break switches. Katko produces a wide range of load break switches, switch fuses, safety switches and motor protection switches as well as accessories for them - in its highly automated manufacturing facilities both in Finland and Poland.

Katko's product portfolio also covers a full range of enclosed switches in polycarbonate, ABS, aluminium, stainless steel and sheet steel to match all EMC and ATEX specifications in whatever area.

One of Katko's strengths is the expertise in designing and producing modifications.

Katko switches are used in a broad spectrum of applications and industries – ranging from:
Food Industry, Clean Air, Heavy Industry, Hazardous and Demanding Areas, Power Distribution to Renewable Energy - just a few areas where Katko switches are in use.