KRAUS & NAIMER Short Form Catalogue

38 P Padlock Device 23 Pilot Lights 30-31 Push Buttons 30-31 Emergency Stops 30-31 Enclosures 30-31 R Reversing Switch 12 Enclosed 12 Ring Terminals (Refer Catalogue 120) Rope Operator 24 S Shaft extensions 23 Single Hole Mounting Device 22-23 Special Engraving 22 Spring Return Switch 11 Standard Mounting Options 22 Stainless Steel Enclosures 17, 24 Star-Delta Switch 12 Stepping Switches 9-11 Stop Start Switch 11 Spring return to “RUN” 11 Switch Dimensions 34, 35 Smart Switches 14-15 T Terminal Covers 22 U UPS-Maintenance Bypass Switches 13 V Voltmeter Switches 14 3 Ph - Ph / 3 Ph - 14 3 Phase - 3 Wire 14 W Water resistant seal 22 AC-1 Resistive or low inductive loads. AC-3 Direct on line starting, star delta starting. AC-4 Direct on line starting, reversing, plugging and inching. AC-21 Switching of resistive loads, including moderate overloads. AC-23A Frequent switching of motors or other highly inductive loads (selection criteria for main switches). AC-22 Isolation of 6 Pole star delta motor circuits IP Ratings IP65 - where 6 means complete protection against accidental contact with live or internal moving parts. Protection against the ingress of dust (dust tight). Where 5 means water projected by nozzle against the equipment from any direction shall have no harmful effect. IP66 - where 6 means complete protection against accidental contact with live or internal moving parts. Protection against the ingress of dust (dust tight). Where 6 means water projected by powerful jets against the enclosure from any direction shall have no harmful effect. IP69K - where 6 means complete protection against accidental contact with live or internal moving parts. Protection against the ingress of dust (dust tight). Where 9K means where water directed against the enclosure under extremely high pressure from any direction must not have any harmful effect. Water pressure of 100 bar. Water temperature of 80 deg C. Index A Ammeter Switches 12 Auxiliary Contacts (KG) 23 B Binary Code Switches 8 Base Mounting Unit (C/CA) 22 C Changeover Switches (C/CA) 7,8 Rope Operated 24 Changeover with Off (KG) 17,18,20,21 D Dimensions 34, 35 DIN Rail Mount 22 Door Clutch 23 E Element Switches 7 Enclosures 17, 20, 21, 24, 25 Extension Shaft 23 F Fortress Systems 32 G Gang Switches 7 H Handles 33 Hole Mounting Dimensions 34, 35 K Key Drives 22, 26 Key lock Unit 22, 26 Key Switches 22, 26 KG Main Switch Options 22, 23 Auxiliary Contacts 23 Terminal Covers 22 KG Main Switches 16, 17, 18 Current Ratings 16 Enclosed 17 Padlockable 17, 18 L Limit Switch 24 Low Voltage Switches 4 Lockwood Key Drives 22 M Motor Control Switches 12 Tap wound motor 12 Off-Star-Delta 12 Reversing 12 Rope Operated 24 Split Phase 12 Mounting Options 22-23 Base mounting 22 Single hole mounting Unit 22 Water resistant seal 22 Multi Step Switches 9-11 Mains Off Generator 20-21 Mains Off Auxiliary 20-21 O Off/On (C/CA) 6 Off/On (KG) 17-18 Enclosed - Padlockable 17 Key Operated 22 Optional Extras 22, 23 Ordering Guide 36

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