Datasheet

A-34 General-purpose Relay LY
■ Contact Ratings
*Note: P level: λ
60
= 0.1 x 10
-6
/operation, reference value
■ Characteristics
Note: 1. The values given above are initial values.
2. The upper limit of 40°C for some Relays is because of the relationship between diode junction temperature and the element used.
Relay Single contact Bifurcated contacts
1-pole 2-, 3- or 4-pole 2-pole
Load Resistive load
(cosφ = 1)
Inductive load
(cosφ=0.4,
L/R=7 ms)
Resistive load
(cosφ = 1)
Inductive load
(cosφ=0.4,
L/R=7 ms)
Resistive load
(cosφ = 1)
Inductive load
(cosφ=0.4,
L/R=7 ms)
Rated load 110 VAC 15 A
24 VDC 15 A
110 VAC 10 A
24 VDC 7 A
110 VAC 10 A
24 VDC 10 A
110 VAC 7.5 A
24 VDC 5 A
110 VAC 5A
24 VDC 5 A
110 VAC 4 A
24 VDC 4A
Rated carry
current
15 A 10 A 7 A
Max.
switching
voltage
250 VAC
125 VDC
250 VAC
125 VDC
250 VAC
125 VDC
Max.
switching
current
15 A 10 A 7 A
Max.
switching
power
1,700 VA
360 W
1,100 VA
170 W
1,100 VA
240 W
825 VA
120 W
550 VA
120 W
440 VA
100 W
Failure rate
(reference
value)*
100 mA, 5 VDC 100 mA, 5 VDC 10 mA, 5 VDC
Item All except Relays with bifurcated contacts Relays with bifurcated contacts
Contact resistance 50 mΩ max.
Operate time 25 ms max.
Release time 25 ms max.
Max. operating frequency Mechanical: 18,000 operations/hr
Electrical: 1,800 operations/hr (under rated load)
Insulation resistance 100 MΩ min. (at 500 VDC)
Dielectric strength 1,000 VAC, 50/60 Hz for 1 min between contacts of same polarity
2,000 VAC, 50/60 Hz for 1 min between contacts of different polarity
Vibration resistance Destruction: 10 to 55 to 10 Hz, 0.5 mm single amplitude (1.0 mm double amplitude)
Malfunction: 10 to 55 to 10 Hz, 0.5 mm single amplitude (1.0 mm double amplitude)
Shock resistance
Destruction: 1,000 m/s
2
Malfunction: 200 m/s
2
Endurance Mechanical: AC: 50,000,000 operations min. (at 18,000 operations/hr)
DC: 1,00,000,000 operations min. (at 18,000 operations/hr)
Electrical: Single-, three-, and four-pole: 200,000 operations min. (at 1,800 operations/hr
under rated load)
Double-pole: 500,000 operations min. (at 1,800 operations/hr under rated load)
Ambient temperature* Operating:
Single- and double-pole standard, bifurcated-contact Relays: –25°C to 55°C (with no icing)
(–25°C to 70°C if carry current is 4 A or less)
All other Relays: –25°C to 40°C (with no icing) (–25°C to 55°C if carry current is 4 A or less)
Ambient humidity Operating: 5% to 85%
Weight Single- and double-pole: approx. 40 g, three-pole: approx. 50 g, four-pole: approx. 70 g