4 AMP POLARIZED HIGH
DENSITY RELAYWITH HIGH
SENSITIVITY
S-RELAYS
FEATURES
12.0
.472
• A variety of contact arrangements 2
Form A 2 Form B, 3 Form A 1 Form B,
4 Form A
• Wide switching range From 100µA
28.0
1.102
100 mV DC to 4 A 250 V AC
10.4
.409
• Low thermal electromotive force Ap-
prox. 3 µV
• Latching types available
• High sensitivity in small size 100 mW
pick-up and 200 mW nominal operat-
ing power
• Dual-In-Line packaging arrangement
• High shock and vibration resistance
Shock: 50 G Vibration: 10 to 55 Hz at
double amplitude of 3 mm
mm inch
SPECIFICATIONS
Contacts
Characteristics (at 25°C 77°F 50% Relative humidity)
2 Form A 2 Form B,
3 Form A 1 Form B,
4 Form A
20 cpm for maximum load,
50 cps for low-level load
(1 mA 1 V DC)
Arrangement
Max. operating speed
Initial insulation resistance*1
Initial contact resistance, max.
(By voltage drop 6 V DC 1 A)
10,000 MΩ at 500 V DC
750 Vrms
50 mΩ
Between open contacts
Initial
breakdown
voltage*2
Initial contact pressure
Initial contact bounce, max.
Contact material
Approx. 12 g .42 oz
1 ms
Between contact sets
1,000 Vrms
Between contacts and
coil
1,500 Vrms
Gold clad silver alloy
Approx. 3pF
Operate time*3
(at nominal voltage)(at 20°C)
Release time (without diode)*3
(at nominal voltage)(at 20°C)
Set time*3 (latching)
(at nominal voltage)(at 20°C)
Reset time*3 (latching)
Electrostatic capacitance
Max. 15 ms (Approx. 8 ms)
Max. 10 ms (Approx. 5 ms)
Max. 15 ms (Approx. 8 ms)
Thermal electromotive force
(at nominal coil voltage)
Approx. 3µV
Nominal switching capacity 4 A 250 V AC, 3 A 30 V DC
Maximum switching power
1,000 VA, 90 W
250 V AC, 30 V DC
(48 VDC at less than 0.5 A)
Rating
(resistive)
Maximum switching voltage
Max. 15 ms (Approx. 8 ms)
1 ms
(at nominal voltage)(at 20°C)
Initial contact bounce, max.
Max. switching current
Min. switching capacity**1
Mechanical (at 50 cps)
4 A (AC), 3 A (DC)
100µA 100 m V DC
108
105
2 × 105
Max. 35°C with nominal coil
voltage and at maximum
switching current
Temperature rise
(at nominal voltage)(at 20°C)
Expected
life (min.
operations)
4 A 250 V AC
Electrical
(at 20 cpm)
3 A 30 V DC
Functional*4
Destructive*5
Min. 490 m/s2 {50 G}
Min. 980 m/s2 {100 G}
Shock resistance
Coil (polarized) (at 20°C 68°F)
Minimum operating power
Approx. 100 mW
Approx. 200 mW
Approx. 100 mW
Approx. 200 mW
176.4 m/s2 {18 G}, 10 to 55 Hz
at double amplitude of 3 mm
235.2 m/s2 {24 G}, 10 to 55 Hz
at double amplitude of 4 mm
Single side
Functional*6
stable
Latching
Notes:
Nominal operating power
Minimum set and reset
Nominal set and reset
Vibration resistance
Destructive
Conditions for operation,
transport and storage*7
(Not freezing and condens-
ing at low temperature)
–40°C to +65°C
–40°F to +149°F
Ambient
temp.
**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.
Humidity
5 to 85% R.H.
Unit weight
Approx. 8 g .28 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 Excluding contact bounce time
*4 Half-wave pulse of sine wave: 11ms; detection time: 10µs
*5 Half-wave pulse of sine wave: 6ms
*6 Detection time: 10µs
*7 Refer to 5. Conditions for operation, transport and storage mentioned in AMBIENT ENVIRONMENT (Page 61).
TYPICAL APPLICATIONS
Telecommunications equipment, data processing equipment,
facsimiles, alarm equipment, measuring equipment.
219
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