Safety relays - PSR-SCP- 24DC/SDC4/2X1/B
2981486

Safety relay for emergency stop, safety door, and magnetic switches, as well as light grid, up to SIL 3 or Cat. 4, PL e according to EN ISO 13849, 2 N/O contacts, TBUS interface, automatic or manual activation, plug-in screw connection terminal blocks

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Product Details




Product type Safety relays
Application Emergency stop
Safety door
Light grid
Solenoid switch
Mechanical service life approx. 107 cycles
Relay type Electromechanical relay with force-guided contacts in accordance with IEC/EN 61810-3
Insulation characteristics
Overvoltage category III

Maximum power dissipation for nominal condition 1.68 W
Nominal operating mode 100% operating factor
Rated insulation voltage 250 V
Rated surge voltage/insulation 4 kV / Basic isolation, (safe isolation, reinforced insulation and 6 kV between input circuit and enabling current paths.)

Rated control circuit supply voltage US 24 V DC
Voltage range with reference to US 0.85 ... 1.1
Power consumption at US typ. 1.7 W
Rated control supply current IS typ. 70 mA
Voltage at input/start and feedback circuit approx. 24 V DC
Typical response time 20 ms (manual start)
150 ms (automatic start)
Typical release time 10 ms
Recovery time 1 s
Protective circuit Reverse polarity protection; Suppressor diode ()
Max. permissible overall conductor resistance 50 Ω (Input and start circuits at UN)

Contact type 2 enabling current paths
1 semiconductor signaling output
Contact material AgSnO2
Maximum switching voltage 250 V AC/DC
Minimum switching voltage 15 V AC/DC
Limiting continuous current 6 A (N/O contact)
100 mA (signal output)
Maximum inrush current 6 A
Inrush current, minimum 25 mA
Sq. Total current 72 A2 (ITH2 = I12 + I22)
Interrupting rating (ohmic load) max. 144 W (24 V DC, τ = 0 ms)
288 W (48 V DC, τ = 0 ms)
77 W (110 V DC, τ = 0 ms)
88 W (220 V DC, τ = 0 ms)
1500 VA (250 V AC, τ = 0 ms)
Maximum interrupting rating (inductive load) 48 W (24 V DC, τ = 40 ms)
40 W (48 V DC, τ = 40 ms)
35 W (110 V DC, τ = 40 ms)
33 W (220 V DC, τ = 40 ms)
Switching capacity min. 0.4 W
Switching capacity (360/h cycles) 6 A (24 V DC)
5 A (230 V (AC15))
Switching capacity (3600/h cycles) 3 A (24 V (DC13))
3 A (230 V (AC15))
Output fuse 10 A gL/gG NEOZED (N/O contact)
Miniature circuit breaker C6 (24 V / 20 A power supply unit)

Connection technology
pluggable yes
Conductor connection
Connection method Screw connection
Conductor cross section solid 0.2 mm² ... 2.5 mm²
Conductor cross-section AWG 24 ... 12
Screw thread M3

Width 22.5 mm
Height 99 mm
Depth 114.5 mm

Housing material Polyamide
Housing color yellow

Safety data
Stop category 0
Safety data: EN ISO 13849
Category 4 (Undelayed contacts)
Performance level (PL) e
Safety data: IEC 61508 - High demand
Designation The details apply assuming the following calculation basis:

dop: 365.25 days (assumption)
hop: 24 hours (assumption)
tcycle: 3600 seconds (assumption)
B10d for AC-15 6A: 300 000 (manufacturer's value)

Data only applies if the safety function is demanded at least once a year. Only applies if signal contact is left in position!
Safety Integrity Level (SIL) 3
SFFSingle-channel 99.48 %
SFFTwo-channel 99.82 %
Mean time to a dangerous failure (MTTFD) 450586 Years
Probability of a hazardous failure per hour (PFHD) 2.53 x 10-10
Diagnostic coverage (DC) 99 %
Proof test interval < 12 Months
Duration of use 240 Months
Safety data: IEC 61508 - Low demand
Safety Integrity Level (SIL) 3
SFFSingle-channel 99.48 %
SFFTwo-channel 90.34 %
Mean time to a dangerous failure (MTTFD) 11319 Years
Probability of a hazardous failure on demand (PFDAVG) 1.43 x 10-4
Diagnostic coverage (DC) 0 %
Proof test interval 40 Months
Duration of use 240 Months

Ambient conditions
Degree of protection IP20
Min. degree of protection of inst. location IP54
Ambient temperature (operation) -20 °C ... 55 °C
Ambient temperature (storage/transport) -40 °C ... 70 °C
Maximum altitude ≤ 2000 m (Above sea level)
Max. permissible humidity (storage/transport) 75 % (on average, 85% infrequently, non-condensing)
Max. permissible relative humidity (operation) 75 % (on average, 85% infrequently, non-condensing)

Air clearances and creepage distances between the power circuits
Standards/regulations EN 60664-1

Mounting type DIN rail mounting
Mounting position any

Item number 2981486
Packing unit 1 pc
Minimum order quantity 1 pc
Sales Key C18
Product Key DNA211
Catalog Page Page 231 (C-6-2019)
GTIN 4046356051682
Weight per Piece (including packing) 224.8 g
Weight per Piece (excluding packing) 224.8 g
Customs tariff number 85371098
Country of origin DE


ECLASS

ECLASS-9.0 27371819
ECLASS-10.0.1 27371819
ECLASS-11.0 27371819

ETIM

ETIM 8.0 EC001449

UNSPSC

UNSPSC 21.0 39122200

EAC

Approval ID: TR_TS_D_00573_c

UL Listed

Approval ID: FILE E 140324

cUL Listed

Approval ID: FILE E 140324

Functional Safety

Approval ID: 01/205/0660.03/22

Functional Safety

Approval ID: 968/EZ 369.05/22

cULus Listed


REACh SVHC Lead 7439-92-1
China RoHS Environmentally Friendly Use Period = 50 years
For information on hazardous substances, refer to the manufacturer’s declaration available under “Downloads”

Your advantages

Up to Cat. 4/PL e in accordance with ISO 13849-1, SIL 3 in accordance with IEC 62061, SIL 3 in accordance with IEC 61508
Modular system with TBUS extension
For emergency stop and safety door monitoring, plus evaluation of light grids
2 enabling current paths, 1 signaling current path
1- and 2-channel control