KRPA, KRP, KA, KR series 5 to 10 Amp General Purpose Relay File E29244, E22575, E81558 (KR Hermetic) File LR15734 KRPA KRP KA Features Initial Dielectric Strength * * * * * Between Open Contacts: 500V rms. Between All Elements: 1,500V rms. Industry standard octal-type termination for quick installation. Contact arrangements from 1 Form C (SPDT) to 3 Form C (3PDT). Indicator lamp and push-to-test options available on certain models. The KRPA is the automated manufactured version of the KRP. Hermetically sealed option available with KR UL recognized for Class I Div. 2 Hazardous locations, Groups A, B, C, D. Coil Data @ 25C Nominal Power Contact Data @ 25C Arrangements: See Ordering Information Table. Materials: Silver or silver-cadmium oxide, with or without gold flashing. Expected Life: 10 million operations min., mechanical; 100,000 operations min. @ rated loads. KA, KRP, KRPA UL/CSA Contact Ratings @ 25C (Except KR) Contact Code Arrangement Y (Silver) 1, 2, 3 Poles G&N (Silver-Cad. Oxide) 1, 2, 3 Poles KR-E (Herm. Sealed) Contact Code Contact Rating 5A @ 120VAC 3A @ 240VAC 1/10HP @ 120VAC 1/6HP @ 240VAC KRP KRPA KA Arrangement 1, 2, 3 Poles 5A @ 120VAC 3A @ 240VAC 1/10HP @ 120VAC 1/6HP @ 240VAC G&N (Silver-Cad. Oxide) 1, 2, 3 Poles 10A @ 240VAC 1/6 HP @ 120VAC Enclosed Models - 4VA Enclosed Models - 3W Open Models - 4VA Open Models - 4W Coil Data @ 25C DC Coils Contact Rating Y (Silver) 2VA 1.2W 2VA 125mW per movable arm Duty Cycle: Continuous. Initial Insulation Resistance: KRP, KRPA - 1000 Megohms, min. KA - 100 Megohms, min. 10A @ 240VAC 1/2 HP @ 240VAC 1/3HP @ 120VAC UL Contact Ratings @ 25C Class I, Div. 2, Hazardous Loc. AC DC AC DC Maximum Power AC Coils Nominal Voltage DC Resistance () 10% Nominal Coil Current (mA) 6 12 24 48 110 220 6 12 24 120 240 32 120 472 1,800 10,000 188 100 51 26.6 11.5 Use 110V relay with 10,000 5W Resistor in series 6 24 85 2,250 9,110 335 168 84 17.5 8.75 Operate Data @ 25C KR-E (Herm. Sealed) Contact Code Arrangement Y,G (Silver) KRP, KRPA UL Contact Ratings @ 25C UL 508 Industrial Control 1, 2, 3 Poles Contact Rating 3A @ 120VAC 3A @ 28VDC 1/10HP @ 120VAC Factory Ratings Contact Code Arrangement Contact Rating Y 1, 2, 3 Poles 5A @ 28VDC, 120VAC, 80% PF G&N 1, 2, 3 Poles 10A @ 28VDC, 120VAC, 80% PF 6A @ 250VAC KA UL Contact Ratings Contact Code Must-Operate Voltage: DC: 75% or less of nominal voltage. AC: 85% or less of nominal voltage. Operate Time (Excluding Bounce): 15 milliseconds typical @ nominal voltage. Release Time (Excluding Bounce): 10 milliseconds typical @ nominal voltage. Series Environmental Data Temperature Range: Open Models: AC: -45C to +70C. DC: -45C to +85C. Enclosed Models: AC: -45C to +55C. DC: -45C to +70C. Contact Ratings Y KA1 5A @ 120VAC, 3A @ 240VAC, 1/10 HP @ 120VAC, 1/6 HP @ 240VAC G KA2 10A @ 120VAC, 6A @ 240VAC 1/6 HP @ 120VAC, 1/3 HP @ 240VAC 1Listed by C.S.A. for 5A @ 120VAC 80% PF 2Listed by C.S.A. for 10A @ 120VAC 80% PF Note: See KRPA, KRP, KA, KR-E Ordering Information table on page 106. Mechanical Data Open Models: Solder terminals. Enclosed Models: Octal-type plug. Enclosures: Transparent polycarbonate (except KR). Hermetically sealed metal case available with KR only. Weight: KA: 1.7 oz. (48.2g) approximately. KRPA, KRP: 3.0 oz. (85g) approximately. Ordering Information Typical Part No. B KRPA -5 A Y 1. Series: KRPA (Newer version, enclosed) KRP (Older version, enclosed) KR (Hermetically sealed option `E'only) 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 Codes Available KRPA KRP KR KA Y, G, N, Y, G, N, Y, G, Y, G, Leave Blank = Silver, no indicator lamp for hermetically sealed KR (option E below). Y = Silver, no indicator lamp G = Silver-cadmium oxide, no indicator lamp N = Silver-cadmium oxide, with indicator lamp* 5. Options: Leave Blank = No options (except KR). E = Hermetically Sealed Option (KR only). 6. 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. Stock Items - The following items are normally maintained in stock for immediate delivery. KA-5AG-120 KA-5AY-120 KA-5DG-6 KA-5DG-12 KA-5DG-110 KA-11AG-120 KA-11AY-6 KA-11AY-24 KA-11AY-120 KA-11DG-12 KA-11DG-24 KA-11DG-110 KA-14AG-120 KA-14AY-120 KA-14DG-24 KA-14DG-110 KR-11AE-120 KR-11AGE-120 KR-11DE-24 KR-11DGE-12 KR-11DGE-24 KR-14AGE-120 KR-14DGE-24 KRP-5AG-120 KRP-11AG-24 KRP-11AG-120 KRP-11AG-240 KRP-11AN-24 KRP-11AN-120 KRP-11AY-120 KRP-11DG-12 KRP-11DG-24 KRP-11DG-48 KRP-11DG-110 KRP-11DG-125 KRP-11DN-12 KRP-11DN-24 KRP-11DY-24 KRP-14AG-120 KRP-14AG-240 KRP-14AN-120 KRP-14AY-120 KRP-14DG-12 KRP-14DG-24 KRP-14DG-110 KRP-14DN-24 KRPA-5AG-24 KRPA-5AG-120 KRPA-5AY-120 KRPA-5DG-6 KRPA-5DG-12 KRPA-5DG-24 KRPA-5DY-12 KRPA-5DY-24 KRPA-11AG-6 KRPA-11AG-12 KRPA-11AG-24 KRPA-11AG-120 KRPA-11AG-240 KRPA-11AN-12 KRPA-11AN-24 KRPA-11AN-120 KRPA-11AN-240 KRPA-11AY-6 KRPA-11AY-12 KRPA-11AY-24 KRPA-11AY-120 KRPA-11AY-240 KRPA-11DG-6 KRPA-11DG-12 KRPA-11DG-24 KRPA-11DG-48 KRPA-11DG-110 KRPA-11DN-12 KRPA-11DN-24 KRPA-11DN-110 KRPA-11DY-12 KRPA-11DY-24 KRPA-14AG-12 KRPA-14AG-24 KRPA-14AG-120 KRPA-14AG-240 KRPA-14AN-24 KRPA-14AN-120 KRPA-14AN-240 KRPA-14AY-24 KRPA-14AY-120 KRPA-14AY-240 KRPA-14DG-12 KRPA-14DG-24 KRPA-14DG-48 KRPA-14DG-110 KRPA-14DN-24 KRPA-14DY-24 -120 KRP-3-H series 20 Amp Small AC or DC Relays File E22575 KRP-3-H Features Coil Data @ 25C * 1 Form X (SPST - NO - DM) contact rating of 20A. * Heavy copper alloy movable contact arms. * Twin silver-cadmium oxide contacts. * Many uses in automation controls and other applications requiring high current switching. See chart on page 105. Nominal Power: DC Coils: 1.2W AC Coils: 2.0VA Initial Insulation Resistance: 1,000 megohms. Operate Data @ 25C Contact Data @ 25C Must-Operate Voltage: DC: 75% of nominal voltage. AC: 85% of nominal voltage. Operate Time: 15 milliseconds approximate (Excluding Bounce). Release Time: 10 milliseconds approximate (Excluding Bounce). Arrangement: 1 Form X (SPST - NO - DM). Ratings: UL Rating: 20A @ 120VAC, 3/4 HP @ 120VAC. Factory Rating: 20A @ 120VAC, 80% PF; 1 HP @ 120/240VAC. Material: Twin, silver-cadmium oxide. Expected Life: 2.5 million operations min., mechanical. 100,000 operations at rated contact load. Environmental Data Temperature Range: Enclosed Models: AC: -45C to +55C. DC: -45C to +70C. Initial Dielectric Strength Between Open Contacts: 500V rms, 60 Hz. between all elements. Mechanical Data Mounting: Socket mounting. Termination: Octal-type plug. Enclosure: Polycarbonate enclosure with octal-type mounting. Weight: 2 oz. (57g) approximately. Ordering Information Typical Part No. B KR 1. Basic Series: KR 2. Type: P = Enclosed (20 amp models available only with Contact Arrangement 3 and Material H.) 3. Contact Arrangement: 3 = 1 Form X (SPST - NO - DM) 4. Coil Input: A = AC D = DC 5. Contact Material & Rating: H = Silver-cadmium oxide, 1/4" (6.35mm) dia., 20 amps. 6. Coil Voltage: To 240VAC, 50/60 Hz. or 110VDC. Stock Items KRP-3AH-120 KRP-3DH-24 KRP-5AG-120 P -3 D H -12 Outline Dimensions KA Series 1.375 MAX. (34.93) 1.468 MAX. (37.29) .25 (6.4) 1.06 MAX. .44 (26.9) (11.2) 1.92 MAX. (48.8) 1 STUD #6-32 THREAD .15 (3.8) .312 (7.92) Tolerances on .XX Decimals .02 ( .5) Unless Otherwise Specified Tolerances on .XXX Decimals .005 ( .13) Unless Otherwise Specified KR Series Enclosures Type "P" Clear Dust Cover For KRPA and KRP For KRP3-H 1.531 MAX. (38.89) 1.406 MAX. (35.71) 1.406 MAX. (35.71) 2.0 MAX. (50.8) 2.281 MAX. (57.94) 1.406 MAX. (35.71) .031 (.79) Hermetically Sealed Enclosure Hold-Down Spring (KR only) 20C176 KRPA & KRP 20C206 KAP and KRP3 Durable stainless steel spring can be moved aside for relay removal or installation. Mounts with same machine screws or rivets that secure socket to chassis. Two .156" (3.96mm) dia. holes required. Octal Plug 1.656 (53.98) 1.437 (36.50) Height: 2.125" (53.98mm) max. Wiring Diagrams (Bottom Views) KA KR11 KAP11 KRP11 KRPA11 KR5 KAP5 KRP5 KRPA5 8 6 5 8 1 7 4 2 7 3 6 1 10 2 3 5 KR14* KAP14 KRP14 KRPA14 4 11 1 KRP3AH 8 2 9 3 8 4 7 6 5 1 7 2 3 6 5 4 * The hermetically sealed KR14 has pins 5 and 6 reversed. Sockets For KRP, KRPA Series Relays The following sockets are normally maintained in stock for immediate delivery. Screw Terminal, DIN Rail Snap-Mount Sockets (Use with mounting track 24A110) 27E891 10A, 300VAC Terminal Location Terminal Location 27E892 10A, 300VAC Top View Top View 1.295 (32.89) 2 1 8 7 2.060 (52.32) 1 1.005 (25.53) 11 2 1.018 (25.84) 10 3 2.010 (51.05) 9 2.035 (51.69) .165 (4.19) DIA.TYP. 3 .312 TYP. (7.92) 4 5 .165 (4.19) DIA.TYP 6 .580 (14.73) 4 8 6 .312 TYP. (7.92) .580 (14.73) 2.332 (59.22) 1.575 (40.01) 7 5 .770 (19.56) .970 (24.64) .970 (24.64) Sockets have M3.5 screw terminals which accept up to two #12 AWG wires. Rated 10 amps @ 300VAC and meets UL 94V-0. Screw Terminal Sockets 27E123 10A, 300VAC 11-pin 27E122 10A, 300VAC 8-pin 1.296 (32.92) 2.060 (52.32) .648 (16.46) 1.030 (26.16) .156 TYP. (3.96) .062 (1.57) 1.188 (30.18) 2.385 MAX. (60.58) .093 (2.36) .781 (19.84) .156 DIA. TYP. (3.96) .210 TYP. (5.33) 1.572 MAX. (39.93) + + 1.188 (30.18) = 6-32 SCREWS & CAPTIVE WASHERS 1.156 (29.36) = 6-32 SCREWS & CAPTIVE WASHERS 6 5 4 .925 MAX. (23.50) 3 Terminal Location 7 8 1 .210 TYP. (5.33) .093 (2.36) 2.322 MAX. (58.98) .925 MAX. (23.50) Terminal Location .062 (1.57) .156 TYP. (3.96) 2.385 MAX. (60.58) 1.296 (32.92) .648 (16.46) 8 7 6 5 4 2 3 2 9 10 11 1 Tyco Electronics Corporation - P&B, Winston-Salem, NC 27102 Technical Support Center: 1-800-522-6752, www.pandbrelays.com Specifications and availability subject to change without notice. 13C5272 Printed in U.S.A. IH/3-00