Compact Relay Family with Forcibly SF-Y RELAYS Guided Contacts FEATURES TYPICAL APPLICATIONS 1. Forcibly guided contact structure 1. Emergency stop switches Relay complies with EN 50205, Type A 2. Machine safety engineering Equipped with forcibly guided contact 3. Safety control units structure that enables detection of 4. Automation technology contact welding and construction of 5. Elevators safety circuit. 6. Escalators 2. Small size 7. Overcurrent protection with monitor 3. Different contact congurations: contact 4-pole (2 Form A 2 Form B, 3 Form A 1 Form B) Type L W H (mm inch) 2 Form A 2 Form B, 31.0 28.6 14.5 3 Form A 1 Form B 1.220 1.126 .571 4 Form A 2 Form B, 39.0 28.6 14.5 5 Form A 1 Form B 1.535 1.126 .571 4. Low prole: 14.5 mm .571 inch 5. Insulation according to EN 60664-1: Overvoltage category III, Pollution degree 2, 250V AC Reinforced insulation: Clearance and creepage 5.5 mm .217 6-pole (4 Form A 2 Form B, 5 Form A 1 Form B) inch (between all contacts and between contact NO4 and coil) RoHS compliant Basic insulation: Clearance 3 mm .118 inch and creepage 4 mm .157 inch (between all contacts and between contact NC3 and coil) ORDERING INFORMATION SFY Contact arrangement 2: 2 Form A 2 Form B 3: 3 Form A 1 Form B 4: 4 Form A 2 Form B 5: 5 Form A 1 Form B Nominal coil voltage DC 5, 12, 16, 18, 21, 24V Notes: Please consult us about other coil voltages. Gold-clad contact type available on request. ASCTB317E 201512-T 1SFY TYPES Contact arrangement Nominal coil voltage Part No. 5 V DC SFY2-DC5V 12 V DC SFY2-DC12V 2 Form A 2 Form B 16 V DC SFY2-DC16V 18 V DC SFY2-DC18V 21 V DC SFY2-DC21V 4-pole 24 V DC SFY2-DC24V 5 V DC SFY3-DC5V 12 V DC SFY3-DC12V 3 Form A 1 Form B 16 V DC SFY3-DC16V 18 V DC SFY3-DC18V 21 V DC SFY3-DC21V 24 V DC SFY3-DC24V 5 V DC SFY4-DC5V 12 V DC SFY4-DC12V 4 Form A 2 Form B 16 V DC SFY4-DC16V 18 V DC SFY4-DC18V 21 V DC SFY4-DC21V 6-pole 24 V DC SFY4-DC24V 5 V DC SFY5-DC5V 12 V DC SFY5-DC12V 5 Form A 1 Form B 16 V DC SFY5-DC16V 18 V DC SFY5-DC18V 21 V DC SFY5-DC21V 24 V DC SFY5-DC24V Standard packing: Tube 20 pcs. RATING 1. Coil data Nominal Coil resistance Nominal Max. applied Nominal coil Pick-up voltage Drop-out voltage operating current Contact arrangement 10% operating power voltage voltage (at 20C 68F) (at 20C 68F) 10% (at 20C 68F) (at 20C 68F) (at 20C 68F) (at 20C 68F) 5V DC 134mA 38 12V DC 56mA 215 16V DC 42mA 380 2 Form A 2 Form B 18V DC 37mA 483 21V DC 32mA 666 24V DC 28mA 864 4-pole 5V DC 134mA 38 12V DC 56mA 215 16V DC 42mA 380 3 Form A 1 Form B 18V DC 37mA 483 21V DC 32mA 666 75%V or less of 15%V or more of 24V DC 28mA 864 120%V of nominal voltage nominal voltage 670mW nominal voltage 5V DC 134mA 38 (Initial) (Initial) 12V DC 56mA 215 16V DC 42mA 380 4 Form A 2 Form B 18V DC 37mA 483 21V DC 32mA 666 24V DC 28mA 864 6-pole 5V DC 134mA 38 12V DC 56mA 215 16V DC 42mA 380 5 Form A 1 Form B 18V DC 37mA 483 21V DC 32mA 666 24V DC 28mA 864 ASCTB317E 201512-T 2