SF3
Polarized monostable
safety relay with forcibly
guided contacts
SF3 RELAY
FEATURES
53.3
• Relay complies with EN 50205, Type A
25.0
• Overvoltage category as per IEC 60664-1 III / 4kV
16.5
• Rated voltage as per IEC 60664-1 basic insulation
Polution degree
length: 3.5
2
2
3
inside outside outside
Tolerance 0.3mm
Weight approx. 47g
Coil-contact
400V
400V
250V
Contact-contact
400V
400V
400V
• Relay complies with IEC/EN 60335-1 (GWT)
• For applications according to EN 50155*
* For details, please contact your local Panasonic Electric Works representative.
SPECIFICATIONS
Contact
Characteristics
Contact configuration (a = normally open / NO,
b = normally closed / NC)
Contact material
3a1b
AgSnO2, with Au flash
Contact resistance (initial at 6V DC, 1A)
Making and breaking capacities (breathing
hole open)*1, *3
Max. switching voltage
Min. switching voltage / min. switching current
Pick-up / drop-out / bounce time
(approx. values at Unominal)
Mechanical life
30m
6A 250V / 3A 24V
400V
10V / 10mA
16.5 / 7 / 3ms
107ops
Max. switching frequency (without load)
Permissible ambient temperature at nominal
power consumption
Upper temperature limit
Test voltage:
open contact / contact-contact / contact-coil
-40°C to +70°C
105°C
2500 / 2500 /
2500Vrms
Insulation resistance at 500V DC (initial)
109
Shock resistance (11ms) NO/NC*2
30G
Vibration resistance 10 – 200 Hz (10 – 55 Hz,
amplitude 2 mm)*2
10G
Solder bath temperature, maximum duration
Degree of protection
Coil
10Hz
260°C, 5s
IP67 / IP30*3
Unit weight
Operate / release voltage (% of Unominal at
20°C)
Pick-up/nominal power consumption at 20°C
75% / 10%
280 / 500mW
Remarks:
*1 According to EN 60947-5-1: 1997, table 4 AC15 / DC13
*2 Contact interruption <10s
*3 Breathing hole open
37g
Important: Relay characteristics may be influenced by:
• strong external magnetic fields
• magnetic conductive materials near the relay
• narrow top-to-top mounting (printed surface to printed surface)
Note:
Suitable for most common washing methods except ultrasonic cleaning.
ORDERING INFORMATION
Ex. SF3
DC12 V
Coil voltage (DC)
5, 9, 12, 18, 21
24, 36, 48, 60
Note: Standard packing; Carton: 20 pcs. Case 200 pcs.
ds_61405_en_sf3: 180413D
1
