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 Industry standard octal-type termination for quick installation. Between Open Contacts: 500V rms. Contact arrangements from 1 Form C (SPDT) to 3 Form C (3PDT). Between All Elements: 1,500V rms. 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 Coil Data 25C Div. 2 Hazardous locations, Groups A, B, C, D. Nominal Power Maximum Power Contact Data 25C KRP AC 2VA Enclosed Models - 4VA Arrangements: See Ordering Information Table. KRPA DC 1.2W Enclosed Models - 3W Materials: Silver or silver-cadmium oxide, with or without gold flashing. KA AC 2VA Open Models - 4VA Expected Life: 10 million operations min., mechanical 100,000 DC 125mW per movable arm Open Models - 4W operations min. rated loads. Duty Cycle: Continuous. KA, KRP, KRPA UL/CSA Contact Ratings 25C Initial Insulation Resistance: KRP, KRPA - 1000 Megohms, min. (Except KR) KA - 100 Megohms, min. Contact Code Arrangement Contact Rating Y 1, 2, 3 Poles 5A 120VAC (Silver) 3A 240VAC Coil Data 25C 1/10HP 120VAC Nominal DC Resistance () Nominal Coil 1/6HP 240VAC Voltage 10% Current (mA) G&N 1, 2, 3 Poles 10A 240VAC 632 188 (Silver-Cad. 1/2 HP 240VAC Oxide) 1/3HP 120VAC 12 120 100 DC 24 472 51 Coils 48 1,800 26.6 KRE (Herm. Sealed) UL Contact Ratings 25C 110 10,000 11.5 Class I, Div. 2, Hazardous Loc. 220 Use 110V relay with 10,000 5W Resistor in series Contact Code Arrangement Contact Rating 6 6 335 AC 12 24 168 Y 1, 2, 3 Poles 5A 120VAC (Silver) 3A 240VAC Coils 24 85 84 120 2,250 17.5 1/10HP 120VAC 1/6HP 240VAC 240 9,110 8.75 G&N 1, 2, 3 Poles 10A 240VAC (Silver-Cad. Oxide) 1/6 HP 120VAC Operate Data 25C KRE (Herm. Sealed) UL Contact Ratings 25C Must-Operate Voltage: UL 508 Industrial Control DC: 75% or less of nominal voltage. Contact Code Arrangement Contact Rating AC: 85% or less of nominal voltage. Operate Time (Excluding Bounce): Y , G 1, 2, 3 Poles 3A 120VAC 15 milliseconds typical nominal voltage. (Silver) 3A 28VDC Release Time (Excluding Bounce): 1/10HP 120VAC 10 milliseconds typical nominal voltage. KRP, KRPA Factory Ratings Contact Code Arrangement Contact Rating Environmental Data Y 1, 2, 3 Poles 5A 28VDC, 120VAC, 80% PF Temperature Range: Open Models: AC: -45C to +70C. G&N 1, 2, 3 Poles 10A 28VDC, 120VAC, 80% PF 6A 250VAC DC: -45C to +85C. Enclosed Models: AC: -45C to +55C. DC: -45C to +70C. KA UL Contact Ratings Contact Code Series Contact Ratings 1 YKA 5A 120VAC, 3A 240VAC, Mechanical Data 1/10 HP 120VAC, 1/6 HP 240VAC Open Models: Solder terminals. 2 GKA 10A 120VAC, 6A 240VAC Enclosed Models: Octal-type plug. 1/6 HP 120VAC, 1/3 HP 240VAC Enclosures: Transparent polycarbonate (except KR). 1 Hermetically sealed metal case available with KR only. Listed by C.S.A. for 5A 120VAC 80% PF 2 Weight: KA: 1.7 oz. (48.2g) approximately. Listed by C.S.A. for 10A 120VAC 80% PF KRPA, KRP: 3.0 oz. (85g) approximately. Note: See KRPA, KRP, KA, KR-E Ordering Information table on page 106.Ordering Information Typical Part No. B KRPA -5 A Y -120 1. Series: KRPA (Newer version, enclosed) KRP (Older version, enclosed) KR (Hermetically sealed option Eonly) 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 KR KA Codes Y, G, N, Y, G, N, Y, G, Y, G, Available 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 KR-11DGE-24 KRP-14AN-120 KRPA-11AN-24 KRPA-14AG-120 KA-5AY-120 KR-14AGE-120 KRPA-11AN-120 KRPA-14AG-240 KRP-14AY-120 KA-5DG-6 KR-14DGE-24 KRP-14DG-12 KRPA-11AN-240 KRPA-14AN-24 KA-5DG-12 KRP-5AG-120 KRPA-11AY-6 KRPA-14AN-120 KRP-14DG-24 KA-5DG-110 KRP-11AG-24 KRP-14DG-110 KRPA-11AY-12 KRPA-14AN-240 KA-11AG-120 KRP-11AG-120 KRPA-11AY-24 KRPA-14AY-24 KRP-14DN-24 KA-11AY-6 KRP-11AG-240 KRPA-5AG-24 KRPA-11AY-120 KRPA-14AY-120 KA-11AY-24 KRP-11AN-24 KRPA-11AY-240 KRPA-14AY-240 KRPA-5AG-120 KA-11AY-120 KRP-11AN-120 KRPA-5AY-120 KRPA-11DG-6 KRPA-14DG-12 KA-11DG-12 KRP-11AY-120 KRPA-11DG-12 KRPA-14DG-24 KRPA-5DG-6 KA-11DG-24 KRP-11DG-12 KRPA-5DG-12 KRPA-11DG-24 KRPA-14DG-48 KA-11DG-110 KRP-11DG-24 KRPA-11DG-48 KRPA-14DG-110 KRPA-5DG-24 KA-14AG-120 KRP-11DG-48 KRPA-5DY-12 KRPA-11DG-110 KRPA-14DN-24 KA-14AY-120 KRP-11DG-110 KRPA-11DN-12 KRPA-14DY-24 KRPA-5DY-24 KA-14DG-24 KRP-11DG-125 KRPA-11AG-6 KRPA-11DN-24 KA-14DG-110 KRP-11DN-12 KRPA-11DN-110 KRPA-11AG-12 KR-11AE-120 KRP-11DN-24 KRPA-11AG-24 KRPA-11DY-12 KR-11AGE-120 KRP-11DY-24 KRPA-11DY-24 KRPA-11AG-120 KR-11DE-24 KRP-14AG-120 KRPA-11AG-240 KRPA-14AG-12 KR-11DGE-12 KRP-14AG-240 KRPA-14AG-24 KRPA-11AN-12