LDVD(ALD)
E
1 FORM A
SLIM POWER RELAY
LD RELAYS (ALD)
FEATURES
7.0
20.3
.799
.276
1. Slim type:Width 7 mm .276 inch.
20.3(L)×7.0(W)×15.0(H) mm
4. High shock resistance
The relay withstands a functional shock
resistance of 300m/s2 [approx. 30 G
more]
15.0
.591
.799(L)×.276(W)×.591(H) inch
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
between contact and coil: Min. 6 mm .236
inch (In compliance with IEC65)
• Surge withstand voltage between
contact and coil: 10,000 V
mm inch
3. Low operating power
Compact size, nominal operating power
as low as 200mW.
RoHS Directive compatibility information
http://www.nais-e.com/
6. UL/CSA, VDE,TÜV approved.
SPECIFICATIONS
Contact
Characteristics
Arrangement
1 Form A
Max. 100 mΩ
AgNi type
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
Operate time*4 (at nominal voltage)
Release time (with diode)*4
(at nominal voltage)
Max. switching power
Rating
10,000 V
(resistive load)
Max. switching voltage
277 V AC, 30 V DC
3 A
Max. 10ms (at 20°C 68°F)
Max. 10ms (at 20°C 68°F)
Max. switching current
Min. switching capacity#1
(Reference value)
100 mA, 5 V DC
5×106
Max. 45°C with nominal coil
voltage and at 3 A contact
carrying current
(resistance method)
300 m/s2{approx. 30 G}
Mechanical (at 180 cpm)
Temperature rise (at 70°C 158°F)
Expected life
(min.operations)
3A 125V AC,
3A 30V DC
Electrical
(at 20 cpm)
(at rated load)
2×105
Functional*5
Shock resistance
3A 250V AC
105
Destructive*6
1,000 m/s2{approx. 100 G}
Coil
10 to 55Hz
at double amplitude of 1.5mm
Functional*7
Vibration resistance
Nominal operating power
200 mW
10 to 55Hz
at double amplitude of 1.5mm
#1 This value can change due to the switching frequency, environmental conditions,
and desired reliability level, therefore it is recommended to check this with the
actual load.
Destructive
Conditions for operation, Ambient
–40°C to +70°C
–40°F to +158°F
transport and storage*8
(Not freezing and
condensing at low
temperature)
temp.
Remarks
* Specifications will vary with foreign standards certification ratings.
*1 Measurement at same location as “Initial breakdown voltage” section.
*2 Detection current: 10mA
Humidity
5 to 85% R.H.
*3 Wave is standard shock voltage of 1.2×50ms according to JEC-212-1981
*4 Excluding contact bounce time.
Unit weight
Approx. 4 g .14 oz
*5 Half-wave pulse of sine wave: 11 ms; detection time: 10 µs
*6 Half-wave pulse of sine wave: 6 ms
*7 Detection time: 10 µs
*8 Refer to 6. Conditions for operation, transport and storage mentioned in
AMBIENT ENVIRONMENT
TYPICAL APPLICATIONS ORDERING INFORMATION
• Air conditioner
Ex.
A
LD
1
12
W
• Refrigerator
• Hot water units
• Microwave ovens
• Fan heaters
Product name
LD
Contact arrangement
1: 1 Form A
Coil voltage (V DC)
Packing style
4H: 4.5, 09: 9 , 24: 24
Nil: Tube packing
W: Carton packing
05: 5,
06: 6,
12: 12
18: 18
UL/CSA, TÜV, VDE approved type is standard.
Note: Tube packing: Tube: 50pcs, Case: 1,000pcs
Carton packing: Carton: 100pcs, Case: 500pcs
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