VDE
LD
1 Form A Slim Power Relay
FEATURES
LD-RELAYS
7.0
1. Slim type:Width 7 mm .276 inch.
20.3(L)×7.0(W)×15.0(H) mm
.799(L)×.276(W)×.591(H) inch
4. High shock resistance
The relay withstands a functional shock
resistance of 300m/s2 [approx. 30 G
more]
20.3
.799
.276
15.0
.591
2. Perfect for small load switching of
home appliances
105 switching operations possible with a
3A 250V AC resistive load.
5. High insulation resistance
• Creepage distance and clearances be-
tween contact and coil: Min. 6 mm .236
inch(In compliance with IEC65)
• Surge withstand voltage between con-
tact and coil: 10,000 V or more.
mm inch
3. Low operating power
Compact size, nominal operating power
as low as 200mW.
6. UL/CSA, VDE,TÜV approved.
SPECIFICATIONS
Contact
Characteristics
Arrangement
1 Form A
Max. 100 mΩ
Silver alloy
Max. operating speed
Initial insulation resistance*1
20 cpm (at rated load)
Initial contact resistance, max.
(By voltage drop 6 V DC 1 A)
Min. 1,000 MΩ (at 500 V DC)
Between open
contacts
Initial*2
breakdown
voltage
750 Vrms for 1 min.
Contact material
3 A 277 V AC, 3 A
30V DC
Between contact and
coil
Nominal switching capacity
4,000 Vrms for 1 min.
831 V A (AC),
90W (DC)
Initial surge voltage between contact
and coil*3
Rating
(resistive load)
Max. switching power
Min. 10,000 V
Max. switching voltage
Max. switching current
Mechanical (at 180 cpm)
277 V AC, 30 V DC
Operate time*4 (at nominal voltage)
Release time (with diode)*4
(at nominal voltage)
Max. 10ms (at 20°C 68°F)
Max. 10ms (at 20°C 68°F)
3 A
5×106
Max. 45°C with nominal coil
voltage and at 3 A contact
carrying current
Expected life
(min.operations)
3A 125V AC,
3A 30V DC
Electrical
(at 20 cpm)
(at rated load)
2×105
Temperature rise (at 70°C)
3A 250V AC
105
(resistance method)
Functional*5
Destructive*6 Min. 1,000 m/s2{approx. 100 G}
Min. 300 m/s2{approx. 30 G}
Coil
Shock resistance
Nominal operating power
200 mW
10 to 55Hz
Functional*7
Remarks
at double amplitude of 1.5mm
* Specifications will vary with foreign standards certification ratings.
*1 Measurement at same location as "Initial breakdown voltage" section.
*2 Detection current: 10mA
Vibration resistance
10 to 55Hz
Destructive
at double amplitude of 1.5mm
*3 Wave is standard shock voltage of ±1.2×50ms according to JEC-212-1981
*4 Excluding contact bounce time.
Conditions for operation, Ambient
–40°C to +70°C
–40°F to +158°F
*5 Half-wave pulse of sine wave: 11 ms; detection time: 10 µs
*6 Half-wave pulse of sine wave: 6 ms
transport and storage*8
(Not freezing and con-
densing at low tempera-
ture)
temp.
*7 Detection time: 10 µs
Humidity
5 to 85% R.H.
*8 Refer to 5. Conditions for operation, transport and storage mentioned in
AMBIENT ENVIRONMENT (Page 24).
Unit weight
Approx. 4 g .141 oz
TYPICAL
ORDERING INFORMATION
APPLICATIONS
• Air conditioner
Ex.
A
LD
1
12
Product name
LD
Contact arrangement
1: 1 Form A
Coil voltage(V DC)
• Refrigerator
• Hot water units
• Microwave ovens
• Fan heaters
4H: 4.5, 09: 9, 24: 24
05: 5, 12: 12
06: 6, 18: 18
UL/CSA, TÜV approved type is standard.
Note: Standard packing: Carton: 50pcs, Case: 1,000pcs
47