SCHMERSAL SRB301LC 24VAC-DC

CHMERSAL SAFETY RELAY

  • 1 Signalling output
  • 3 safety contacts, STOP 0
  • Suitable for signal processing of potential­free outputs, e.g. emergency stop command devices, position switches and solenoid interlocks
SPECIFICATIONS
Enclosure material Glass-fibre reinforced thermoplastic, ventilated
Material of the contacts, electrical AgSn0. self-cleaning, positive drive
Gross weight 250 g
Stop-Category 0
Wire breakage detection Yes
Cross-circuit detection Yes
Start input Yes
Feedback circuit Yes
Automatic reset function Yes
Earth connection detection Yes
Integral system diagnostics, status Yes
Number of auxiliary contacts 1
Number of LEDs 4
Number of normally closed (NC) 2
Number of safety contacts 3
Termination rigid or flexibleScrew terminals M20 x 1.5
Terminal designations IEC/EN 60947-1
Cable section, minimum 0.25 mm²
Cable section, maximum 2.5 mm²
Tightening torque of Clips 0.6 Nm
Width 22.5 mm
Height 100 mm
Depth 121 mm
Degree of protection of the enclosure IP40
Degree of protection of the mounting space IP54
Degree of protection of clips or terminals IP20
Ambient temperature, minimum -25 °C
Ambient temperature, maximum +45 °C
Storage and transport temperature, minimum -40 °C
Storage and transport temperature, maximum +85 °C
Resistance to vibrations 10…55 Hz, Amplitude 0.35 mm, ± 15 %
Restistance to shock 30 g / 11 ms
Frequency range 50 Hz60 Hz
Rated operating voltage 24 VAC -15% / +10%24 VDC -15%/+20%, residual ripple max. 10%
Rated AC voltage for controls, 50 Hz, minimum 20.4 VAC
Rated control voltage at AC 50 Hz, maximum 26.4 VAC
Rated AC voltage for controls, 60 Hz, minimum 20.4 VAC
Rated control voltage at AC 60 Hz, maximum 26.4 VAC
Rated AC voltage for controls at DC minimum 20.4 VDC
Rated control voltage at DC, maximum 28.8 VDC
Electrical power consumption 1.7 W
Electrical power consumption 1.9 VA
Contact resistance, maximum 0.1 Ω
Note (Contact resistance) in new state
Drop-out delay in case of power failure, typically 80 ms
Drop-out delay in case of emergency, typically 20 ms
Pull-in delay at automatic start, maximum, typically 100 ms
Pull-in delay at RESET, typically 20 ms
Voltage, Utilisation category AC-15 230 VAC
Current, Utilisation category AC-15 6 A
Voltage, Utilisation category DC-13 24 VDC
Current, Utilisation category DC-13 6 A
Switching capacity, minimum 10 VDC
Switching capacity, minimum 10 mA
Switching capacity, maximum 250 VAC
Switching capacity, maximum 8 A
Conduction resistance, maximum 40 Ω
Voltage, Utilisation category DC-12 24 VDC
Current, Utilisation category DC-12 0.1 A
Switching capacity, maximum 24 VDC
Switching capacity, maximum 2 A
EMC rating EMC-Directive

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