Back Key-type Selector Switch A165K Mounting Aperture of 16 mm Modular construction Oil-resistant IP65 models UL and CSA approved, VDE (pending) Conforms to EN60947-5-1, IEC947-5-1 Short mounting depth, less than 28.5 mm below panel Wide range of switching capacity from general to microload Momentary and latching models available Rc R Ordering Information Construction Key Types • Flange Shape Number of Notches and Reset Method • • Protective Structure and Terminal Type • • Four key types are available in addition to the standard key. 2 Notches Latching Momentary 3 Notches Latching Momentary/Latching Protective Structure Oil-resistant IP65 Terminal Type Solder terminals (tab terminals #110) Switch Unit Specifications • General-purpose Loads 125 VAC: 5 A 250 VAC: 3 A 30 VDC 3A Minimum applicable load: 1 mA at 5 VDC 1 A165K A165K Model Number Legend 1. Selector 2. Switch Unit (Common Use with Knob-type Selector Switch) A165K- 1 A16S- 2 1 1. Flange Shape J: Rectangular A: Square T: Round 2. Number of Notches/Reset Method/Key Release Position Notches Suffix 2ML 2 notches Reset method Manual 2MR Right 2M Right and left 2AL 3MC 3 notches Automatic Left Manual Center 3MR Right 3ML Left 3M Right, left, and center 3AC Automatic 3 4 1. Number of Notches 2N: 2 notches 3N: 3 notches 2. Contacts 1: SPDT 2: DPDT 3. Lighted/Non-lighted None: Non-lighted 4. Terminals None: Solder terminals (tab terminals #110) Key release position Left 2 Center Functional Units Shape Rectangular (A165K-J) (A165K J) Number of notches 2 notches Reset method Latching Key release position Model A165K-J2ML A165K-J2MR A165K-J2M 3 notches Momentary A165K-J2AL Latching A165K-J3MC A165K-J3MR A165K-J3ML A165K-J3M Square (A165K-A) (A165K A) 2 notches Momentary A165K-J3AC Latching A165K-A2ML A165K-A2MR A165K-A2M 3 notches Momentary A165K-A2AL Latching A165K-A3MC A165K-A3MR A165K-A3ML A165K-A3M Momentary 2 A165K-A3AC A165K A165K Shape Number of notches Round (A165K-T) 2 notches Reset method Key release position Latching Model A165K-T2ML A165K-T2MR A165K-T2M 3 notches Momentary A165K-T2AL Latching A165K-T3MC A165K-T3MR A165K-T3ML A165K-T3M Momentary A165K-T3AC Switch Units Shape Classification Non-lighted Socket 2 notches 3 notches Model SPDT Solder terminal A16S-2N1 DPDT A16S-2N2 DPDT A16S-3N2 3 A165K A165K Accessories (Order Separately) Accessories Name Shape Panel Plugs Classification Model Rectangular A3BJ-3003 Square A3BA-3003 Round A3BT-3003 Remarks Used for covering the panel cutouts t t for f future f t panell expansion. i Tools Name Shape Applicable types Model Pushbutton Switch Screw Fitting A3B-3004 Yes Knobtype Selector Switch Yes Key-type Selector Switch Yes Remarks Emergency Stop Switch Yes Indicator Yes Convenient for ganged installation. Tighten to a torque of 0.39 N • m (5 kgf • cm) min. Extractor A16Z-5080 Yes Yes Yes Yes Yes Convenient for extracting the Switch Unit and Lamps. Specifications Approved Standards UL, cUL (File No. E41515) 5 A at 125 VAC, 3 A at 250 VAC (general use) 3 A at 30 VDC (resistive) EN60947-5-1 (Low Voltage Directive) Ratings AC resistive load 3 A, 250 VAC 5 A, 125 VAC DC resistive load Minimum applicable load: 1 mA at 5 VDC Rated values are obtained from tests conducted under the following conditions according to JIS C4505 and C4520. 1. Load: Resistive load 2. Mounting conditions: No vibration and no shock 3. Temperature: 20°±2°C 4. Operating frequency: 20 times/min 4 Contact 3 A, 30 VDC Name DPDT Contact A165K A165K Characteristics Item Allowable operating f frequency Key-type Selector Switch Mechanical 20 operations/min max. Electrical 10 operations/min max. Insulation resistance 100 MΩ min. (at 500 VDC) Dielectric strength 1,000 VAC, 50/60 Hz for 1 min between terminals of same polarity 2,000 VAC, 50/60 Hz for 1 min between terminals of different polarity and also between each terminal and ground Vibration resistance Malfunction 10 to 55 Hz, 1.5-mm double amplitude (malfunction within 1 ms) Shock resistance Mechanical 500 m/s2 (50G) Malfunction 150 m/s2 (15G) max. (malfunction within 1 ms) Mechanical 250,000 operations min. (life of key: 10,000 operations min.) Electrical 100,000 operations min. Life expectancy Ambient temperature Operating: Storage: –10°C to 55°C (with no icing or condensation) –25°C to 65°C (with no icing or condensation) Ambient humidity Operating: 35% to 85% Electric shock protection class Class II PTI (tracking characteristic) 175 Degree of contamination 3 (IEC947-5-1) Weight Approx. 26.5 g (in the case of a DPDT switch key) Note: Set and reset constitute one operation. Operating Characteristics Key-type Selector Switch Type 2 notches Features Operating force (OF) max. 9.8 N S m (1,000 gf S cm) Set position (SP) 90±5° 3 notches 45+10/0 Operation Angle Two notches Note: Three notches The angle used for automatic reset is shown in parentheses. 5 A165K A165K Contacts Contact Notch SPDT Position 2 notches 3 notches 6 --- DPDT SW Position SW1 SW2 A165K A165K Dimensions Note: All units are in millimeters unless otherwise indicated. Key-type Selector Switches Rectangular A165K-J Solder terminals Packing (t0.5) Note: Model, standard, lot No., serial number Mounting nut Lock ring See page 8 for panel cutouts. Square A165K-A Solder terminals Packing (t0.5) Note: See page 8 for panel cutouts. Model, standard, lot No., serial number Mounting nut Lock ring Round A165K-T Solder terminals Packing (t0.5) Note: See page 8 for panel cutouts. Model, standard, lot No., serial number Mounting nut Lock ring 7 A165K A165K Panel Cutouts Rectangular A165-J Square A165-A Round A165-T (Top View) (Top View) 16+0.2 0 dia. 16+0.2 0 dia. 24 min. 19 min. Note: 19 min. 19 min. 1. Make sure the thickness of the mounting panel is between 0.5 and 3.2 mm. If, however, a Switch Guard or Dust Cover is used, the thickness of the mounting panel must be between 0.5 and 2 mm. 2. If the panel is to be finished with coating, etc., make sure that the panel meets the specified dimensions after coating. Terminal Arrangement SPDT Switches DPDT Switches Terminal Arrangement (Bottom View) Terminal Arrangement (Bottom View) Dimensions of Terminal Holes Dimensions of Terminal Holes Installation For details on mounting the Switch to a panel, and mounting and dismounting the Switch Unit, refer to installation details for the A16 Pushbutton Switch. Flange Rotation A165 Key-type Selector Switch Fix the Switch screw and rotate the flange in 45° turns. Flange Fixing ring Switch screw ALL DIMENSIONS SHOWN ARE IN MILLIMETERS. To convert millimeters into inches, multiply by 0.03937. To convert grams into ounces, multiply by 0.03527. 8