FTR-K1 SERIES POWER RELAY 1 POLE - 20A Heavy Load FTR-K3 Series n FEATURES l SPST 20A and 250 tab terminal type is also available l Low coil power (780mW) l Type of service: continuous duty l Cadmium free contacts l SAFETY STANDARDS UL, CSA, VDE,CQC approved l RoHS compliant Please see page 6 for more information n PARTNUMBER INFORMATION FTR-K3 J B 012 W - HC Example (a) (b) (c) (d) (e) (f ) (a) Relay type FTR-K3 : FTR-K3-Series (b) Cont act configuration A : 1 form A (SPS T-NO) (PCB terminal) J : 1 form A (SPST-NO) (Tab terminal) (c) Coil type B : Standard type (780mW) (d) Coil rated voltage 012 : 5.....48 VDC Coil rating table at page 3 (e) Contact material W : Silver alloy (f) Option Nil : Standard type (20A) LS : High isolation type (20A) HC : High current type (25A) Actual marking does not carry the type name :FT E.g.: Ordering code: FTR-K3AB012W Actual marking: K3AB012W 1FTR-K1 SERIES FTR-K3 SERIES n SPECIFICATION Item FTR-K3 FTR-K3-LS FTR-K3-HC Contact Data Configuration 1 form A Construction Single Material Silver alloy Resistance (initial) Max. 100m at 1A , 6VDC Contact rating (resistive) 20A, 250VAC 20A, 250VAC 25A, 250VAC Max. carrying current 25A Max. switching current * 25A Max. switching voltage 250VAC Max. switching power 6,250VA Min. switching load * 100 mA, 5VDC 6 Life Mechanical Min. 2 x 10 operations 3 Resistive load Min. 100 x 10 operations 3 3 3 Min. 200 x 10 Min. 200 x 10 Min. 200 x 10 operations operations operations (250VAC (250VAC (250VAC Motor load inrush 80A inrush 80A inrush 80A Electrical cos=0.7 cos=0.7 cos=0.7 cut off 20A cut off 20A cut off 25A cos=0.9) cos=0.9) cos=0.9) 3 Min. 30 x 10 operations Inverter load 100VAC, inrush 200A / cut off 20A Coil Data Rated power (at 20 C) 780 mW Operate power (at 20 C) 380 mW Operating temperature range -40 C to +60 C (no frost) Timing Data Operate (at nominal voltage) Max. 20ms (without bounce) Release (at nominal voltage) Max. 10ms (no diode, without bounce) Insulation Resistance Min. 1,000M at 500VDC Dielectric strength Open contacts 1,000VAC (50/60Hz) 1min Contacts to coil 5,000VAC (50/60Hz) 1min Surge strength Coil to contacts 8,500V / 1.2 x 50s standard wave Clearance/creepage distance 6.4mm / 9.5mm 8.0mm / 9.5mm 6.4mm / 9.5mm Other Misoperation 10 to 55Hz double amplitude 1.5 mm Vibration resistance Endurance 10 to 55Hz double amplitude 1.5 mm Misoperation Min. 200m/s (11 1ms) Shock Endurance Min. 1,000m/s (6 1ms) Weight Approximately 25 g Sealing Flux proof, RTII * 1 Need to consider the heat from PCB when max. current is more than 10A * 2 Minimum switching loads mentioned above are reference values. Please perform the confirmation test with actual load before production since reference values may vary according to switching frequencies, environmental conditions and expected reliability levels. 2