DSP

SPECIFICATIONS (at 20°C 68°F)

8 A MINIATURE POWER

RELAY IN DS RELAY SERIES

DSP

RELAYS

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

mm inch

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.

#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.

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

µs

*5 Half-wave pulse of sine wave: 6ms

*6 Detection time: 10

µs

*7 Refer to 6. Conditions for operation, transport and storage mentioned in

AMBIENT ENVIRONMENT

Characteristics

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

Min. switching capacity#1

10 mA, 5 V DC

Expected

life (min.

operations)

Mechanical

(at 180 cpm)

5

×107

Electrical

105

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/s2 {20 G}

Destructive*5

Min. 980 m/s2 {100 G}

Vibration

resistance

Functional*6

117.6 m/s2 {12 G}, 10 to 55 Hz

at double amplitude of 2 mm

Destructive

205.8 m/s2 {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

processing equipment, such as printer,

data recorder.

• Office equipment (copier, facsimile)

• Measuring instruments

• NC machines, temperature controllers

and programmable logic controllers.

ORDERING INFORMATION

Ex. DSP

1

L

DC12V

RF

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

Environmental support

• RoHS Directive conforming type (AgSnO2 type)

F: 1a1b

Nil: 1a, 2a

• RoHS Directive non-conforming type (AgCdO type)

Nil: 1a1b

(Notes) 1. Standard packing–Carton: 50 pcs.; Case: 500 pcs.

UL/CSA, VDE approved type is standard.

2. 1 coil latching type available.

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