4 AMP POLARIZED HIGH
DENSITY RELAY WITH HIGH
SENSITIVITY
FEATURES
28.0
1.102
12.0
.472
10.4
.409
S-RELAYS
• Wide switching range From 100
µ
A
100 mV DC to 4 A 250 V AC
• Low thermal electromotive force Ap-
prox. 3
µ
V
• Dual-In-Line packaging arrangement
• Amber types available
mm
inch
• A variety of contact arrangements 2
Form A 2 Form B, 3 Form A 1 Form B,
4 Form A
• Latching types available
• High sensitivity in small size 100 mW
pick-up and 200 mW nominal operating
power
• High shock and vibration resistance
Shock: 50 G Vibration: 10 to 55 Hz at
double amplitude of 3 mm
.118 inch
SPECIFICATIONS
Contacts
Arrangement
Initial contact resistance, max.
(By voltage drop 6 V DC 1 A)
Initial contact pressure
Contact material
Electrostatic capacitance
Thermal electromotive force
(at nominal coil voltage)
Nominal switching capacity
Maximum switching power
Rating
(resistive)
2 Form A 2 Form B,
3 Form A 1 Form B,
4 Form A
50 m
Ω
Approx. 12 g
.42 oz
Gold clad silver alloy
Approx. 3pF
Approx. 3
µ
V
4 A 250 V AC, 3 A 30 V DC
Characteristics (at 25
°
C
77
°
F
50% Relative humidity)
Max. operating speed
Initial insulation resistance*
1
Between open contacts
Between contact sets
Between contacts and
coil
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)
(at nominal voltage)(at 20
°
C)
Initial contact bounce, max.
Temperature rise
(at nominal voltage)(at 20
°
C)
Shock resistance
Approx. 100 mW
Approx. 200 mW
Approx. 100 mW
Approx. 200 mW
Functional*
4
Destructive*
5
Functional*
6
Vibration resistance
Destructive
Conditions for operation,
Ambient
transport and storage*
7
temp.
(Not freezing and condens-
Humidity
ing at low temperature)
Unit weight
Initial
breakdown
voltage*
2
20 cpm for maximum load,
50 cps for low-level load
(1 mA 1 V DC)
10,000 M
Ω
at 500 V DC
750 Vrms
1,000 Vrms
1,500 Vrms
Max. 15 ms (Approx. 8 ms)
Max. 10 ms (Approx. 5 ms)
Max. 15 ms (Approx. 8 ms)
Max. 15 ms (Approx. 8 ms)
1 ms
Max. 35
°
C with nominal coil
voltage and at maximum
switching current
Min. 490 m/s
2
{50 G}
Min. 980 m/s
2
{100 G}
176.4 m/s
2
{18 G}, 10 to 55 Hz
at double amplitude of 3 mm
235.2 m/s
2
{24 G}, 10 to 55 Hz
at double amplitude of 4 mm
–40
°
C to +65
°
C
–40
°
F to +149
°
F
5 to 85% R.H.
Approx. 8 g
.28 oz
1,000 VA, 90 W
250 V AC, 30 V DC
Maximum switching voltage
(48 VDC at less than 0.5 A)
Max. switching current
Min. switching capacity**
1
Mechanical (at 50 cps)
4 A 250 V AC
Electrical
(at 20 cpm) 3 A 30 V DC
4 A (AC), 3 A (DC)
100
µ
A 100 m V DC
10
8
10
5
2
×
10
5
Expected
life (min.
operations)
Coil (polarized) (at 20
°
C
68
°
F)
Single side
stable
Latching
Notes:
**
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 ac-
tual load.
Minimum operating power
Nominal operating power
Minimum set and reset
Nominal set and reset
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: 10
µ
s
*
5
Half-wave pulse of sine wave: 6ms
*
6
Detection time: 10
µ
s
*
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
NAIS [ NAIS(MATSUSHITA ELECTRIC WORKS) ]
