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Dual Channel Time Delay Safety Relay 99 Seconds SRTD31-99

The time-delay safety relay is an electrical control component that combines time-delay control functions with safety protection characteristics. It is widely used in industrial automation, machinery manufacturing, elevators, rail transportation and other fields with extremely high safety requirements.
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Product Introduction

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The time-delay safety relay is an electrical control component that combines time-delay control functions with safety protection characteristics. It is widely used in industrial automation, machinery manufacturing, elevators, rail transportation and other fields with extremely high safety requirements.

 

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Description of the wiring terminal function

A1

Source

Power supply positive pole (24vdc)

A1 and a2 serve as the power supply

A2

Power negative (0v)

Ss1

Information source

Source 1 output

Type i source

Ss2

Source 2 output

Type ii source

S i1

Safe input

Channel 1 is a safe place of input

Accept type i signal input, with short circuit, open circuit detection and channel 2 mutual check

S i2

Channel 2 is a safe place of input

Accept type ii signal input, with short circuit, open circuit detection and channel 1 mutual check

13/14

Safe output

Normally open safety contacts

Internal dual-channel output with feedback self-checking and delayed output function for fail-safe applications

23/24

Normally open safety contacts

Internal dual-channel output with feedback self-checking and delayed output function for fail-safe applications

33/34

Normally open safety contacts

Internal dual-channel output with feedback self-checking and delayed output function for fail-safe applications

41/42

Auxiliary output

Normally-closed auxiliary contacts

Internal dual-channel output, with feedback self-checking and delayed output function

X1

Reset

Reset input

Automatic / manual reset function

Y1

State signal output

State signal output

Relay safety output status, (pnp signal)

 

 

Technical parameter

Source

Power supply voltage

24V DC

Voltage tolerance

+15%/-20%

Power dissipation

<1.9w

Input

 

Input Current

<7mA

Output

Relay safety output

3NO(Delay)

Relay auxiliary output

1NC (Delay)

Delay time range

0~99 seconds, 0~10 seconds step unit is 0.1 second, 10~99 seconds step unit is 1 second

State output

2 groups, with a load of <200mA 24Vdc per route

Relay contact capacity

AC -1

6A/250VAC/1500VA

AC-15

4A/240VAC

DC-1

6A /24V DC /150w

DC -13

4A /24V DC

Contact resistance

<100mω

Minimum load

10mA /5V

Touch material

Agsno2 + 0.2µ mAu

Conventional parameters

Maximum input response time

In automatic reset mode<150ms

Maximum output action time

In no shutdown delay mode<60ms

Maximum output release time

In manual reset mode<120ms

Power supply short-term interruption

<150ms

Manual reset signal

200ms<High level pulse signal<2.5s

Electrical life

5 ×105 times

Mechanical life

1 ×107 times

Pollution level

2

Operating temperature

-25℃~65℃

Operating humidity

10%-90% (no ice or condensation)

Power supply impulse withstand voltage

2.5kV

Overvoltage level

III

ESD contact discharge

±8kV

ESD air gap discharge

±15kV

Protection level

Housing IP30, terminal IP20, recommended to be installed in IP54 cabinet or housing

Storage temperature

-40℃~105℃

Case material

PA66, V0 flame retardant

Mounting method

Standard 35mmDIN rail/spring clip

Dimensions (W x H x D)

22.5mm x 114.5mm×108mm

Weight

210g

Connection parameter

Rrigid wire wire available cross-section range

0.5~2.5mm²

Flexible wire has an available cross-section range

0.5~2.5mm²

Minimum conductor cross-section

Awg 24

Maximum conductor cross-section

Awg 12

The strip length

8mm

Minimum fastening torque

0.5 nm

Maximum fastening torque

0.6 nm

Standard application

Accord with

EN 60947-1

EN 60947-5-1

IEC 60664

 

IEC 61508

EN ISO 13849-1

EN ISO 13849-2

EN 62061

IEC 61000

IEC 61326

   

IEC 60925

IEC 60068

   

product-98-70

 

 

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