■ Characteristics
Item
Contact resistance
Operate time
All Relays
50 mΩ max.
20 ms max.
20 ms max.
Release time
Max. operating frequency
Mechanical:
Electrical:
18,000 operations/hr
1,800 operations/hr (under rated load)
Insulation resistance
Dielectric strength
Vibration resistance
1,000 MΩ min. (at 500 VDC)
2,000 VAC, 50/60 Hz for 1 min (1,000 VAC between contacts of same polarity)
Destruction:
Malfunction:
10 to 55 to 10 Hz, 0.5 mm single amplitude (1.0 mm double amplitude)
10 to 55 to 10 Hz, 0.5 mm single amplitude (1.0 mm double amplitude)
1,000 m/s2
Shock resistance
Destruction:
Malfunction:
200 m/s2
Endurance
See following table.
Ambient temperature*
Operating: (standard):
Built-in LED indicator; built-in diode:
–55°C to 70°C (with no icing)
–55°C to 60°C (with no icing)
Ambient humidity
Weight
Operating:
5% to 85%
Approx. 35 g
Note: The values given above are initial values.
Endurance Characteristics
Contact form
Mechanical life
(at 18,000 operations/hr)
Electrical life
(at 1,800 operations/hr under rated load)
Normal
AC: 50,000,000 operations min.
DC: 100,000,000 operations min.
2-,3-pole: 500,000 operations min.
4-pole: 200,000 operations min.
With bifurcated contacts
4-pole: 20,000,000 operations min.
4-pole: 100,000 operations min.
Note: See following tables for real load life expectancies.
■ Endurance Under Real Loads
MY2
Rated voltage
Load type
AC motor
Conditions
Operating frequency
Electrical life
100 VAC
50 W, 100 VAC single-phase with 2.8-A in- ON for 2 s, OFF for 30 s
rush current, 0.4-A carry current
100,000 operations
50 W, 100 VAC single-phase with 1.6-A in- ON for 1 s, OFF for 30 s
rush current, 1-A carry current
300,000 operations
4,000,000 operations
AC solenoid
24 W with 1-A carry current
ON for 1.5 s, OFF for 1.5 s
MY4
Rated voltage
Load type
Conditions
Operating frequency
Electrical life
100 VAC
AC solenoid
50 VA with 2-A inrush current, 0.7-A carry ON for 1 s, OFF for 3 s
current
25,000 operations
DC magnetic
switch
25 W with L/R = 40 ms , 0.2-A carry current
AC magnetic
switch
35 VA with 1.5-A inrush current, 0.35-A
carry current
500,000 operations
24 VDC
DC solenoid
40 W with L/R = 10 ms, 1.6-A carry current ON for 0.5 s, OFF for 1.5 s
5,000,000 operations
6,000,000 operations
30 W with L/R = 10 ms with 0.34-A carry ON for 0.5 s, OFF for 1.5 s
current
64
General-purpose Relay MY