SF-Y
Compact Relay Family
with Forcibly
Guided Contacts
SF-Y RELAYS
FEATURES
4-pole
(2 Form A 2 Form B, 3 Form A 1 Form B)
TYPICAL APPLICATIONS
1. Forcibly guided contact structure
Relay complies with EN 50205, Type A
Equipped with forcibly guided
contact structure that enables
detection of contact welding and
construction of safety circuit.
2. Small size
3. Different contact configurations:
1. Emergency stop switches
2. Machine safety engineering
3. Safety control units
4. Automation technology
5. Elevators
6. Escalators
7. Overcurrent protection with monitor
contact
L W H (mm inch)
31.0 28.6 14.5
1.220 1.126 .571
4 Form A 2 Form B,
5 Form A 1 Form B
6-pole
(4 Form A 2 Form B, 5 Form A 1 Form B)
Type
2 Form A 2 Form B,
3 Form A 1 Form B
39.0 28.6 14.5
1.535 1.126 .571
4. Low profile: 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
inch
(between all contacts and between
contact NO4 and coil)
• 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, 18, 21, 24V
Notes: Please consult us about other coil voltages.
Gold-clad contact type available on request.
ds_61411_en_sfy: 200213D
1
