LK series Keylock Switches Distinctive features and specifications LK U1807US Single and double pole options Up to four positions Momentary and maintained switching Multiple key pull position options 45 or 90 indexing ELECTRICAL SPECIFICATIONS GENERAL SPECIFICATIONS Contact rating : 4A at 125 VAC or 28VDC, 2A at 250 VAC Mechanical life : 6000 cycles at full load. Contact resistance : 10 m Operating temperature range : -30C to +85C Insulation resistance : 109 M Dielectric strength : 1000 V RMS minimum at sea level Electrical life : 6000 cycles at full load AGENCY APPROVALS MATERIALS Lock housing : Zinc alloy die casted, nickel plated File E83438 Cylinder : 4 disc tumbler, zinc alloy die casted, nickel plated Keys : 2 single bitted keys, brass nickel plated Contacts & terminals : Gold plated copper alloy Body : Glass filled polyester Dimensions : first dimensions are in mm while inches are shown in brackets. Refer to the following pages for further information. Mounting accessories : Standard hardware supplied :1 nut. For spare keys please contact APEM. Packaging unit : 25 The company reserves the right to change specifications without notice. APEM www.apem.com 1LK series Keylock Switches Overview LK B 126 SERIES Key options Function Finish Key type Hardware 6 Maintained N Nickel plated 126 Std 3 Nut (std) N Nickel Key (std) G Black 4 Clip 5 Momentary M Overmoulded Maintained No of Lock Indexing Terminals Connected Key Pull Poles Configuration function Pos. 1 Pos. 2 Pos. 3 Pos. 4 Position 1 A SP 8-1 1-2 2-3 2 45 1 8-1, 4-5 1-2, 5-6 2-3, 6-7 B (std) DP 3 1 C SP 8-1 1-2 2-3 2 3 45 8-1, 4-5 1-2, 5-6 2-3, 6-7 D (std) DP 3 1 8-1 1-2 2-3 E SP 2 45 1 & 3 8-1, 4-5 1-2, 5-6 2-3, 6-7 F (std) DP 3 1 G SP 8-1 1-2 7-8 3 2 45 1 8-1, 4-5 1-2, 5-6 7-8, 3-4 H (std) DP 1 7 SP 8-1 1-2 7-8 3 2 45 1, 2 & 3 8-1, 4-5 1-2, 5-6 7-8, 3-4 J (std) DP 1 N SP 8-1 1-3 1 90 8-1, 4-5 1-3, 5-7 8 (std) DP 2 1 P SP 8-1 1-3 90 2 8-1, 4-5 1-3, 5-7 Q (std) DP 2 1 R SP 8-1 1-3 90 1 & 2 8-1, 4-5 1-3, 5-7 S (std) DP 2 1 2 1, 2, 3 & 4 8-1 1-2 2-3 3-4 9 DP 45 3 4 Momentary Key Pull No of Lock Indexing Terminals Connected function Poles Configuration Pos. 1 Pos. 2 Pos. 3 Pos. 4 Position 1 8-1 1-2 A (std) SP 2 45 1 8-1, 4-5 1-2, 5-6 B DP 1 8-1 1-2 7-8 E (std) SP 3 2 45 1 8-1, 4-5 1-2, 5-6 7-8, 3-4 F DP 1 2 G SP 45/90 7-1 1-2 6-7 1 & 3 Key pull position 3 1 7 (std) SP Detent positions 8-1 1-2 7-8 2 3 1 45 8-1, 4-5 1-2, 5-6 7-8, 3-4 Momentary positions J DP 2 www.apem.com APEM