234
DSP-
RELAYS
MINIATURE POWER RELAY
IN DS RELAY SERIES
DSP1a
DSP1
DSP2a
20.2
.795
11.0
.433
10.5
.413
FEATURES
• Power types added to DS relay series
• High switching capacity: 1a: 8 A 250 V AC / 1a1b, 2a: 5 A 250 V AC
• High sensitivity: 190 mW pick-up power
• High contact welding resistance
• Latching types available
• High breakdown voltage 3,000 Vrms between contacts and coil
1,000 Vrms between open contacts Meeting FCC Part 68
• Sealed types are standard
SPECIFICATIONS
Contact
Coil (polarized) (at 20
°
C 68
°
F)
Note: All specifications are based on the condition of 25
°
C 77°F, 50% R.H. unless
otherwise specified.
Characteristics
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
R
efer to 5. Conditions for operation, transport and storage mentioned in
AMBIENT ENVIRONMENT (Page 61).
Arrangement 1a 1a1b 2a
Contact material Gold flash over silver alloy
Initial contact resistance, max.
(By voltage drop 6 V DC 1A)
30 m
Ω
Nominal switching capacity
8A 250
VAC
5A 30 VDC
5A 250 VAC
5A 30 VDC
Rating
(resistive)
Max. switching power
2,000 VA
150 W
1,250 VA
150 W
Max. switching voltage
250 V AC, 30 V DC
Max. switching current
8 A 5 A
Expected
life (min.
operations)
Mechanical (at 180 cpm)
5
×
10
7
Electrical 10
5
Minimum
operating
power
Single side stable 192 mW
2 coil latching 192 mW
Nominal
operating
power
Single side stable 300 mW
2 coil latching 300 mW
Max. operating speed 30 cps. 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 2,000 Vrms (1a1b, 2a)
Between contacts and coil
3,000 Vrms
Surge voltage between contacts and coil
Min. 5,000 V
Set time*
3
(at nominal voltage) Max. 10 ms (Approx. 5 ms)
Reset time*
3
(at nominal voltage) Max. 10 ms (Approx. 4 ms)
Operate time*
3
(at nominal voltage) Max. 10 ms (Approx. 5 ms)
Release time(without diode)*
3
(at nominal voltage)
Max. 5 ms (Approx. 4 ms)
Temperature rise
Max. 40
°
C (1a1b type)
Max. 55
°
C (1a, 2a types)
Soldering temperature
250
°
C (10 s) 300
°
C (5 s),
350
°
C (3 s)
Shock
resistance
Functional*
4
Min. 196 m/s
2
{20 G}
Destructive*
5
Min. 980 m/s
2
{100 G}
Vibration
resistance
Functional*
6
117.6 m/s
2
{12 G}, 10 to 55 Hz
at double amplitude of 2 mm
Destructive
205.8 m/s
2
{21 G}, 10 to 55 Hz
at double amplitude of 3.5 mm
Conditions for operation, transport
and storage*
7
(Not freezing and condensing at low
temperature)
–40
°
C to +65
°
C – 40
°
F 149
°
F
Unit weight Approx. 4.3 g .15 oz
TYPICAL APPLICATIONS
Office and industrial electronic devices
• Terminal devices of information process-
ing equipment, such as printer, data re-
corder.
• Office equipment (copier, facsimile)
• Measuring instruments
• NC machines, temperature controllers
and programmable logic controllers.
ORDERING INFORMATION
Ex. DSP
1
L DC12V R
Contact arrangement
1: 1a1b
1a: 1a
2a: 2a
Operating function
Nil: Single side stable
L2: 2 coil latching
Coil voltage
DC: 3, 5, 6,
9, 12, 24 V
Polarity
Nil: Standard polarity
R: Reverse polarity
(Note) Standard packing–Carton: 50 pcs.; Case: 500 pcs.
UL/CSA, VDE approved type is standard.
mm inch
