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53W Datasheet, PDF (1/2 Pages) DB Lectro Inc – PCB Mount /EMF | |||
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53/57W Series
PCB Mount /EMF
PRODUCT DESCRIPTIONS
The 53/57W Series is a 2 Form A and 3 Form A version
of the mercury EMF relay, which has acquired a favorable
reputation. This mercury relay achieves the EMF rate
less than 10µV, and allows effective utilization of smaller
mounting area.
SPECIFICATIONS
53/57W Series
Parameters
Coil Specifications
Units
Nominal Coil Voltage
Coil Resistance
Operate Voltage
Release Voltage
VDC
â¦
VDC Max
VDC Min
Contact Ratings
Switching Voltage
Switching Current
Carry Current
Contact Rating
Life Expectancy
Contact Resistance
Contact Resistance Stability
Volts
Amps
Amps
Watts
x106 Cycle
mâ¦
mâ¦
Relay Specifications
Insulation Resistance
⦠Min
Dielectric Strength
Operate Time
(No Bounce)
Release Time
VDC Min
VDC Min
VDC Min
msec Max
msec Max
Thermal EMF
µV-Max
Environmental Ratings
53W-3Aâ¡1N1
3 Form A
5.0 12.0 24.0
100 600 2000
4.0 9.6 19.2
0.7 1.2 2.4
500
1.0
5.2
50
1000
120
2.0
1011
500
500
500
2.5
2.5
10.0*1)
57W-2Aâ¡1N0
2 Form A
Low-Thermal Mercury
Test Conditions
5.0 12.0 24.0
60 300 1200 ±10% @ 20ËC
4.0 9.6 19.2 15ËC to 35ËC
0.7 1.2 2.4 15ËC to 35ËC
500
1.0
5.2
50
1000
50
2.0
1010
500
500
500
2.5
2.0
10.0*2)
Max DC/Peak AC resistance
Max DC/Peak AC resistance
Max DC/Peak AC resistance
Max DC/Peak AC resistance
@ 1V 10mA
Max initial @ operate voltage
Max initial @ operate voltage
Between all isolated pins
@ 500V 20ËC 40%RH
Between contacts
Contacts to shield
Contacts/Shield to coil
@ nominal coil voltage
50Hz square wave
Diode suppression
@ nominal coil voltage
Measurement Reference Conditions
Temp: 15ËC to 35ËC
Humidity: 25% to 75%RH
Atmospheric Pressure: 860 to 1060hpa
Storage temp: -20ËC to +80ËC
Operate temp: -10ËC to +60ËC
Vibration: 20Gâs to 2000Hz
Shock: 50Gâs
Ordering Code:
53W-3Aâ¡1N1
â¡=1 (5.0VDC), 2 (12.0VDC), 3 (24.0VDC)
57W-2Aâ¡1N0
â¡=1 (5.0VDC), 2 (12.0VDC), 3 (24.0VDC)
*1) Test after rated voltage applied for 30 minutes
*2) Short 1-14 measured 7-8
Test after rated voltage applied for 30 minutes
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