2700467

PSR-MC20-3NO-1DO-24DC-SP Safety relays

Manufactured by

Brand PHOENIX CONTACT

Safety relay for emergency stop / safety doors up to SIL 1, Cat. 1, PL c, depending on the application up to SIL 3, Cat. 4, PL e, 1-channel operation, automatic / manual start, 3 enabling current paths, U_S = 24 V DC, pluggable Push-in terminal block

EAN: 4046356912754

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2026-10-19

pcs.

Properties

Description

Dimensions

Files

Codes

Note on application

Only for industrial use

Typ. starting time with Us

< 250 ms (when controlled via A1)

Product type

Safety relays

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. 80 mA

Application

Emergency stop

Magnetic switch

Safety door

Power consumption at US

typ. 1.92 W

Control

1-channel

Relay type

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

Overvoltage category

III

Degree of pollution

Typical response time

< 175 ms (automatic start)

< 175 ms (manual, monitored start)

Typ. starting time with U_s

< 250 ms (when controlled via A1)

Typical release time

< 20 ms (when controlled via A1 or S12)

Restart time

< 1 s (Boot time)

Recovery time

< 500 ms

Start pulse length

≥ 500 ms (manual start)

Maximum power dissipation for nominal condition

4.8 W (U_S = 26.4 V, I_L² = 48 A², P_Total max = 2.4 W + 2.4 W)

Nominal operating mode

100% operating factor

Rated insulation voltage

250 V AC

Rated surge voltage/insulation

See data sheet, section “Insulation coordination”.

Designation

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. 80 mA

Power consumption at U_S

typ. 1.92 W

Inrush current

< 200 mA (typ. with U_S)

< 21 mA (typ. with U_S)

5 A (Δt = 200 µs at U_s)

max. 6 A

min. 3 mA

Filter time

1 ms (at A1 in the event of voltage dips at U_s)

max. 1.5 ms (Test pulse width of low test pulses)

Test pulse rate = 5 x Test pulse width

Protective circuit

Serial protection against polarity reversal; Suppressor diode

Suppressor diode

Description of the input

non-safety-related

safety-related sensor inputs

Number of inputs

Input voltage range "0" signal

0 V DC ... 5 V DC (for safe Off; at S12)

Input voltage range "1" signal

20.4 V DC ... 26.4 V DC

Input current range "0" signal

0 mA ... 2 mA (for safe Off; at S12)

Max. permissible overall conductor resistance

150 Ω

Current consumption

< 10 mA (typ. with U_S at S34/24 V)

< 5 mA (typ. with U_S)

> -5 mA (typ. with U_S at S34/0 V)

Output description

2 N/O contacts each in series, safety-related, floating

non-safety-related

Number of outputs

1 (digital, PNP)

3 (undelayed)

Contact switching type

3 enabling current paths

Contact material

AgSnO₂

Switching voltage

max. 250 V AC/DC

min. 12 V AC/DC

Switching power

min. 60 mW

Switching capacity

4 A (DC13)

5 A (AC15)

Limiting continuous current

6 A (observe derating)

Sq. Total current

48 A² (observe derating)

Switching frequency

max. 0.1 Hz

Mechanical service life

10x 10⁶ cycles

Output fuse

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

6 A gL/gG (N/O contact)

Voltage

22 V DC (U_s - 2 V)

Current

max. 100 mA

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

4046356912754

ECLASS-15.0 ASSET

27250101

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PSR-MC20-3NO-1DO-24DC-SP Safety relays

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