2700357

PSR-PS21-1NO-1NC-24DC-SC Coupling relay

Manufactured by

Brand PHOENIX CONTACT

Coupling relay for SIL 2 high- and low-demand applications, couples digital output signals to the I/O, 1 enabling current path, 1 confirmation current path, 1 digital signal output, safe state off applications, test pulse filter, fixed screw terminal block

4046356912907

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Properties

Description

Dimensions

Files

Codes

Note on application

Only for industrial use

Typ. starting time with Us

< 100 ms (with U_s when controlled via A1)

Product type

Coupling relay

Rated control circuit supply voltage US

20.4 V DC ... 26.4 V DC

24 V DC -15 % / +10 %

Product family

PSRmini

Rated control supply current IS

typ. 45 mA

Application

High demand

Low demand

Safe switch off

Power consumption at US

typ. 1.08 W

Control

1-channel

Diagnostic supply voltage UD

24 V DC -15 % / +10 %

Input current at UD

6 mA (at 21-A2 for U_D; depending on load + 100 mA at M1 and 22)

Relay type

Electromechanical relay with force-guided contacts in accordance with IEC/EN 61810-3

Inrush current at UD

typ. 2.5 A (Δt < 20 µs at U_D)

Overvoltage category

III

Degree of pollution

Typ. starting time with U_s

< 100 ms (with U_s when controlled via A1)

Typical release time

< 35 ms (when controlled via A1)

Recovery time

500 ms

Maximum power dissipation for nominal condition

2.35 W (I_L² = 36 A²)

Nominal operating mode

100% operating factor

Rated insulation voltage

250 V AC

Rated surge voltage/insulation

Designation

21/A2

A1/A2

Rated control circuit supply voltage U_S

20.4 V DC ... 26.4 V DC

24 V DC -15 % / +10 %

Rated control supply current I_S

typ. 45 mA

Power consumption at U_S

typ. 1.08 W

Inrush current

max. 100 mA

max. 6 A

min. 1 mA

min. 3 mA

typ. 400 mA (Δt < 10 µs at U_s)

Filter time

≥ 100 ms (at A1-A2; test pulse rate)

max. 2 ms (at A1-A2; test pulse width)

Protective circuit

Diagnostic supply voltage U_D

24 V DC -15 % / +10 %

Input current at U

6 mA (at 21-A2 for U_D; depending on load + 100 mA at M1 and 22)

Inrush current at U_D

typ. 2.5 A (Δt < 20 µs at U_D)

Output description

1 N/C contact, without delay, not floating (reference ground: A2)

1 N/O contact, without delay, floating

PNP

Number of outputs

1 (non-safety-related)

1 (safety-related)

Contact switching type

1 confirmation current path

1 enabling current path

Contact material

AgCuNi, + Au

AgSnO₂

Switching voltage

max. 250 V AC/DC

max. 26.4 V DC

min. 12 V AC/DC

min. 20.4 V DC

Switching power

min. 20 mW

min. 60 mW

Switching capacity

2 A (250 V (AC15), high demand)

4 A (24 V (DC13))

4 A (250 V (AC15), low demand)

Limiting continuous current

100 mA

4 A (Low demand)

6 A (High demand)

Sq. Total current

36 A² (observe derating)

Switching frequency

max. 0.1 Hz

Mechanical service life

10x 10⁶ cycles

Output fuse

150 mA fast blow

150 mA Fast-blow

4 A gL/gG (for low-demand applications)

6 A gL/gG

Voltage

approx. 22 V DC (U_D - 2 V)

Current

max. 100 mA

Maximum inrush current

500 mA (Δt = 1 ms at U_s)

Short-circuit protection

pluggable

Connection method

Screw connection

Length

Width

Height

Weight Net

Weight

Package

Volume

m³

No files found

ECLASS-13.0

27371819

ECLASS-15.0

27371819

ETIM 10.0

EC001449

UNSPSC 21.0

39122200

GTIN

4046356912907

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PSR-PS21-1NO-1NC-24DC-SC Coupling relay

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