DE
244
DE RELAYS
COMPACT HIGH-INSULATION
POLARIZED POWER RELAY
VDE
mm inch
12.5
.492
25.0
.984
12.5
.492
FEATURES
• Conforms to VDE0631.
Insulating distance between coil and
contacts:
Clearance Min. 8mm .315 inch
Creepage distance Min. 8mm .315 inch
• Extensive product line-up.
• High inrush current capability
Surge voltage between contact and coil
12 kV
• Low operating power
Nominal operating power at 200 mW
(Single side stable, 2 coil latching)
• Compact body saves space
Size: 12.5(W) × 25.0(L) × 12.5(H) mm
.492(W) × .984(L) × .492(H) inch
• UL/CSA, VDE approved
SPECIFICATIONS
Contact
Coil (at 20 ° C, 68 ° F)
Characteristics
Arrangement 1 Form A
1 Form A
1 Form B
2 Form A
Contact material Silver alloy
Initial contact resistance,
max. (By voltage drop
6V DC 1A)
30m Ω
Rating
(resistive
load)
Nominal
switching
capacity
10A 250V AC,
10A 30V DC
8A 250V AC,
8A 30V DC
8A 250V AC,
8A 30V DC
Max.
switching
power
2,500 VA,
300W
2,000 VA,
240W
2,000 VA,
240W
Max.
switching
voltage
440V AC,
230V DC
440V AC,
230V DC
440V AC,
230V DC
Max.
switching
current
10A 8A 8A
Expected
life (min.
operations)
Mechanical
(at 300cpm)
10
7
Electrical
(at 20 cpm)
(resistive load)
10
5
10
5
(AC)
5 × 10
4
(DC)
Nominal operating power
Single side stable 200 mW
1 coil latching 100 mW
2 coil latching 200 mW
Max. operating speed 20 cpm (at rated load)
Initial insulation resistance*
1
Min. 1,000 M Ω
(at 500 V DC)
Initial
breakdown
voltage*
2
Between open contacts 1,000 Vrms
Between contact sets
4,000 Vrms (2 Form A,
1 Form A 1 Form B)
Between contact and coil 5,000 Vrms
Surge voltage between contact and coil*
3
Min. 12,000 V (initial)
Operate time [Set time]*
4
Max. 10ms (typ. 5ms)
[Max. 10ms (typ. 4ms)]
(at 20 ° C 68 ° F)
Release time (without diode) [Reset time]*
4
Max. 5ms (typ. 2ms)
[Max. 10ms (typ. 4ms)]
(at 20 ° C 68 ° F)
Temperature rise (at 70 ° C)*
5
Max. 50 ° C
Shock resistance
Functional*
6
Min. 196 m/s
2
{20 G}
Destructive*
7
Min. 980 m/s
2
{100 G}
Vibration resistance
Functional*
8
10 to 55 Hz at double
amplitude of 2 mm
Destructive
10 to 55 Hz at double
amplitude of 3 mm
Conditions for operation,
transport and storage*
9
(Not freezing and condensing at low temperature)
Ambient temp.
–40 ° C to 70 ° C
–40 ° F to 158 ° F
Humidity 5 to 85% R.H.
Unit weight Approx. 7 g .25 oz
Remarks
* Specifications will vary with foreign standards certification ratings.
*
1
Measurement at same location as "Initial breakdown voltage" section.
*
2
Detection current: 10mA
*
3
Wave is standard shock voltage of ± 1.2 × 50 µ s according to JEC-212-1981
*
4
Nominal operating voltage applied to the coil, excluding contact bounce time.
*
5
By resistive method
*
6
Half-wave pulse of sine wave: 11ms, detection time: 10ms.
*
7
Half-wave pulse of sine wave: 6ms
*
8
Detection time: 10ms
*
9
Refer to 5. Conditions for operation, transpor t and storage mentioned in
AMBIENT ENVIRONMENT (Page 61).
TYPICAL
APPLICATIONS
• Temperature controller
• Automatic meter reading
• OA equipment
• FA equipment
ORDERING INFORMATION
1a L 3 VDEEx.
Contact arrangement
1a: 1 Form A
1a1b: 1 Form A 1 Form B
2a: 2 Form A
Product name
DE
Note: Standard packing; Carton(tube package): 50 pcs. Case 500 pcs.
UL/CSA, VDE approved type is standard.
Nil: Single side stable
L: 1 coil latching
L2: 2 coil latching
1: 3
2: 6
3: 12
4: 24
6: 4.5
7: 9
9: 5
Operating function Coil voltage, V DC