Catalog 1308242 PDF Revised 9-03 P&B KRPA, KRP, KA, KR series 5 to 10 Amp General Purpose Relay File E29244, E22575 File LR15734 Users should thoroughly review the technical data before selecting a product KRPA KRP KA part number. It is recommended that users also seek out the pertinent approvals files of the agencies/laboratories and review them to ensure the product meets the requirements for a given application. Coil Data 25C Features Nominal Power Maximum Power Industry standard octal-type termination for quick installation. KRP AC 2VA Enclosed Models - 4VA Contact arrangements from 1 Form C (SPDT) to 3 Form C (3PDT). Indicator lamp and push-to-test options available on certain models. KRPA DC 1.2W Enclosed Models - 3W The KRPA is the automated manufactured version of the KRP. KA AC 2VA Open Models - 4VA DC 125mW per movable arm Open Models - 4W Duty Cycle: Continuous. Contact Data 25C Initial Insulation Resistance: KRP, KRPA - 1000 Megohms, min. Arrangements: See Ordering Information Table. KA - 100 Megohms, min. Materials: Silver or silver-cadmium oxide, with or without gold flashing. Expected Life: 10 million operations min., mechanical 100,000 operations min. rated loads. Coil Data 25C Nominal DC Resistance ( ) Nominal Coil Voltage 10% Current (mA) KA, KRP, KRPA UL/CSA Contact Ratings 25C Contact Code Arrangement Contact Rating 632 188 12 120 100 Y 1, 2, 3 Poles 5A 120VAC DC 24 472 51 (Silver) 3A 240VAC Coils 48 1,800 26.6 1/10HP 120VAC 110 10,000 11.5 1/6HP 240VAC 220 Use 110V relay with 10,000 5W Resistor in series G&N 1, 2, 3 Poles 10A 240VAC 6 6 335 (Silver-Cad. 1/2 HP 240VAC AC 12 24 168 Oxide) 1/3HP 120VAC Coils 24 85 84 120 2,250 17.5 240 9,110 8.75 KRP, KRPA Factory Ratings Contact Code Arrangement Contact Rating Y 1, 2, 3 Poles 5A 28VDC, 120VAC, 80% PF Operate Data 25C G&N 1, 2, 3 Poles 10A 28VDC, 120VAC, 80% PF Must-Operate Voltage: 6A 250VAC DC: 75% or less of nominal voltage. AC: 85% or less of nominal voltage. Operate Time (Excluding Bounce): KA UL Contact Ratings 15 milliseconds typical nominal voltage. Release Time (Excluding Bounce): Contact Code Series Contact Ratings 10 milliseconds typical nominal voltage. 1 YKA 5A 120VAC, 3A 240VAC, 1/10 HP 120VAC, 1/6 HP 240VAC 2 GKA 10A 120VAC, 6A 240VAC Environmental Data 1/6 HP 120VAC, 1/3 HP 240VAC Temperature Range: 1 Listed by C.S.A. for 5A 120VAC 80% PF Open Models: AC: -45C to +70C. 2 Listed by C.S.A. for 10A 120VAC 80% PF DC: -45C to +85C. Note: See KRPA, KRP, KA Ordering Information table. Enclosed Models: AC: -45C to +55C. DC: -45C to +70C. Initial Dielectric Strength Mechanical Data Between Open Contacts: 500V rms. Termination: Open Models: Solder terminals. Between All Elements: 1,500V rms. Enclosed Models: Octal-type plug. Enclosure: Transparent polycarbonate. Weight: KA: 1.7 oz. (48.2g) approximately. KRPA, KRP: 3.0 oz. (85g) approximately. Dimensions are shown for Dimensions are in inches over Specifications and availability www.tycoelectronics.com reference purposes only. (millimeters) unless otherwise subject to change. Technical support: 737 specified. Refer to inside back cover.Catalog 1308242 PDF Revised 9-03 P&B Ordering Information Typical Part No. B KRPA -5 A Y -120 1. Series: KRPA (Newer version, enclosed) KRP (Older version, enclosed) KA (Open style) 2. Contact Arrangement: 5 = 1 Form C (SPDT) 11 = 2 Form C (DPDT) 14 = 3 Form C (3PDT) 3. Coil Input: A = AC, 50/60 Hz. D = DC 4. Contact Rating and Indicator Lamp Option: TYPE KRPA KRP KA Codes Y, G, N, Y, G, N, Y, G, Available Y = Silver, no indicator lamp G = Silver-cadmium oxide, no indicator lamp N = Silver-cadmium oxide, with indicator lamp* 5. Coil Voltage: Up to 240VAC Up to 125VDC *Indicator Lamp not available on 25-90V coils. Only 120-240VAC and 110VDC models are UL recognized and CSA certified. Our authorized distributors are more likely to stock the following items for immediate delivery. KA-5AG-120 KRP-11AN-24 KRPA-5AG-120 KRPA-11AY-240 KRPA-14AY-240 KA-5AY-120 KRP-11AN-120 KRPA-11DG-6 KRPA-14DG-12 KRPA-5AY-120 KA-5DG-6 KRP-11AY-120 KRPA-5DG-6 KRPA-11DG-12 KRPA-14DG-24 KA-5DG-12 KRP-11DG-12 KRPA-11DG-24 KRPA-14DG-48 KRPA-5DG-12 KA-5DG-110 KRP-11DG-24 KRPA-5DG-24 KRPA-11DG-48 KRPA-14DG-110 KA-11AG-120 KRP-11DG-48 KRPA-11DG-110 KRPA-14DN-24 KRPA-5DY-12 KA-11AY-6 KRP-11DG-110 KRPA-5DY-24 KRPA-11DN-12 KRPA-14DY-24 KA-11AY-24 KRP-11DG-125 KRPA-11DN-24 KRPA-11AG-6 KA-11AY-120 KRP-11DN-12 KRPA-11AG-12 KRPA-11DN-110 KA-11DG-12 KRP-11DN-24 KRPA-11DY-12 KRPA-11AG-24 KA-11DG-24 KRP-11DY-24 KRPA-11AG-120 KRPA-11DY-24 KA-11DG-110 KRP-14AG-120 KRPA-14AG-12 KRPA-11AG-240 KA-14AG-120 KRP-14AG-240 KRPA-11AN-12 KRPA-14AG-24 KA-14AY-120 KRP-14AN-120 KRPA-14AG-120 KRPA-11AN-24 KA-14DG-24 KRP-14AY-120 KRPA-11AN-120 KRPA-14AG-240 KA-14DG-110 KRP-14DG-12 KRPA-14AN-24 KRPA-11AN-240 KRP-5AG-120 KRP-14DG-24 KRPA-11AY-6 KRPA-14AN-120 KRP-11AG-24 KRP-14DG-110 KRPA-14AN-240 KRPA-11AY-12 KRP-11AG-120 KRP-14DN-24 KRPA-11AY-24 KRPA-14AY-24 KRP-11AG-240 KRPA-5AG-24 KRPA-14AY-120 KRPA-11AY-120 Dimensions are shown for Dimensions are in inches over Specifications and availability www.tycoelectronics.com reference purposes only. (millimeters) unless otherwise subject to change. Technical support: 738 specified. Refer to inside back cover.