PRODUCT CATALOGUE SAFETY SWITCHES, LOAD BREAK SWITCHES, SWITCH FUSES, DISCONNECTORS, ISOLATORS, TERMINALS

A FAMILY COMPANY FROM FINLAND PROVIDING SAFETY ON A GLOBAL SCALE The history of KATKO dates back to 1938 when the brothers Kauko and Tauno Hyryläinen started their first company to repair car engines. In 1946, after World War II, they started manufacturing electrical switches. Already in 1959 Mr Kauko Hyryläinen created the modern-day switch fuse. Today KATKO’s products not only meet the highest quality requirements but are also designed to be environmentally friendly

KATKO is a Finnish switch manufacturer with well over sixty years of experience in designing and manufacturing load break switches and switch fuses. Customers all over the world choose KATKO time and time again, because we offer them overall certainty. The quality of the switch itself combined with the accompanying service process delivers those essential aspects that differentiate us from the competition.

MORE THAN 75 YEARS OF INNOVATION AND QUALITY IN MANUFACTURING AND SERVICE 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. Our 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 our strengths is our expertise in designing...

FOOD INDUSTRY Food processing. Dairy. Meat packing & processing. Beverage-making. KATKO is the main solution provider for the global dairy industry. Our clients choose KATKO for both food hygiene and work safety reasons. KATKO products are generally tailored in collaboration with the customer to suit their specific hygiene and performance needs: endurance of both cold and warm jet water sprays, all kinds of moisture, chemicals and detergents. CLEAN AIR Air conditioning. Warm air. Wherever warm or cool air is needed, KATKO is the choice that will not leave you gasping for breath. Intensive care...

HAZARDOUS AND DEMANDING AREAS Mining. Oil. Gas. Fire. Marine. Even the world’s most demanding and hostile environments need to be switched on and off. KATKO delivers stainless steel casings and extra-strong handles for the mining industry in both the northern and southern hemispheres Finland and Australia. Our ATEX products serve high-risk areas and our RINA-certified marine product range was chosen for the world’s largest passenger vessel. POWER DISTRIBUTION Standard panel. Switchgear. Distribution boards. KATKO power distribution products can be found everywhere from industrial premises to...

KATKO’S EASY TO USE RANGE OF ENCLOSED SWITCHES Polycarbonate (IP66) or ABS (IP65) enclosure. Good resistance against UV and many chemicals. Available in grey/black or yellow/red. 5 cable entries: M20 & M25 mm as standard on the top and bottom and M20 on the base. Knock-out glands are easy to open. Retrofit ‘snap on’ auxilliary contacts. No need to touch existing cabling. Neutral & earth terminals fitted on 3 pole switch. Only earth on 4 pole switch. Door interlock with defeat mechanism Self-extinguishing material and excellent insulating properties Padlocking in OFF-position prevents access to...

IP / NEMA CLASSIFICATIONS OF PROTECTION IP CLASSIFICATIONS Ingress protection class of enclosures is according to IEC 60 529 given in form of IP classification, a two digit coding which is shown below. NEMA/UL CLASSIFICATIONS The National Electrical Manufacturers Association (NEMA) is a US Manufacturers organisation. NEMA performance criteria and test methods are used by Underwriters' Laboratories as guidelines for investigation and listing of electrical enclosures. FIRST NUMBER Protection against solid objects 1 Protected against solid objects up to 50mm eg accidental touch by hands. 2 Protected...

KATKO SWITCHES ACCORDING TO IEC 60 947-3. SWITCH PROTECTION AGAINST OVERVOLTAGE A mechanical switching device capable of making, carrying and breaking currents under normal circuit conditions which may include specified operating overload conditions and also carrying for a specified time currents under specified abnormal circuit conditions such as those of short circuit. Note: A switch may be capable of making, but not breaking, short-circuit currents. Uimp (Impulse withstand voltage) defines the device's use in abnormal network conditions with overvoltage due to lightning on overhead wires etc. This...

SAFETY SWITCHES / ISOLATORS 10 - 630 A IP66/IP65 IP65 IP65 IP66/IP65 IP66/IP65 Yellow/red Nominal current, AC-22 1,2, 3, 4, 6 or 8-pole M = Polycarbonate enclosure T = Sheet steel enclosure A = Aluminium enclosure R = Stainless steel enclosure KE = Katko enclosed switch Polycarbonate (KEM) ABS (KEM) Sheet steel (KET) Aluminium (KEA) Stainless steel (KER) • Tested according to IEC 60 947-3 and UL 60947-4-1A • CB certificates • Comply with ISO 9001 and ISO 14001 • AC-23, 690V ratings • R.M.S values 50 kA • Multiple break with silver rivets • Airgap 12,5 mm • Door interlock • Lockable handle • Reliable...

SAFETY SWITCHES / ISOLATORS 10-630 A TECHNICAL DATA SAFETY SWITCHES / ISOLATORS 12 Data subject to change without notice

SAFETY SWITCHES / ISOLATORS 10-630 A TECHNICAL DATA 200 A1) Data subject to change without notice

POLYCARBONATE ENCLOSED SAFETY SWITCHES / ISOLATORS 10-630 A -IP66; Enclosure types U2, U3, U4 -IP65; Enclosure types MF11, MF03, MF04 -Self-extinguishing material -Wide operating temperature range -Padlockable -Door interlock with defeat mechanism -Excellent insulating properties -Good UV resistance -Good resistance against many chemicals KNOCK-OUTS 2x∅25/∅32+∅16 on the top and bottom and ∅25 on the base KNOCK-OUTS ∅20/25 on the top and bottom and ∅20 on the base Data subject to change witho