SRB-E-301MC Schmersal Safety Controllers

Product Details

• Start input
  Yes
• Automatic reset function
  Yes
• Terminal designations
  IEC 60947-1
• Degree of protection of the enclosure
  IP40
• Ambient temperature, minimum
  -25 °C
• Rated AC voltage for controls, 50 Hz, minimum
  20.4 VAC
• Conduction resistance, maximum
  40 Ω
• Material of the contacts, electrical
  Ag-Ni, self-cleaning, positive drive
• Enclosure material
  Glass-fibre reinforced thermoplastic, ventilated
• Number of Safety contacts, STOP 0
  3
• Depth
  115 mm
• Overvoltage category
  III
• Rated AC voltage for controls, 60 Hz, minimum
  20.4 VAC
• Drop-out delay in case of emergency, typically
  20 ms
• Stop-Category
  0
• Cable section, maximum
  2.5 mm²
• Number of openers
  2
• Degree of protection of the mounting space
  IP54
• Storage and transport temperature, minimum
  -40 °C
• Rated control voltage at AC 60 Hz, maximum
  26.4 VAC
Pull-in delay at RESET, typically
20 ms
Gross weight
175 g
Feedback circuit
Yes
Cable section, minimum
0.25 mm²
Degree of protection of clips or terminals
IP20
Rated impulse withstand voltage Uimp
4 kV
Rated AC voltage for controls at DC minimum
20.4 VDC
Pull-in delay at automatic start, maximum, typically
100 ms
Current, Utilisation category DC13
4 A
Standards
EN ISO 13849-1, IEC 61508, EN 60947-5-1
Earth connection detection
Yes
Mounting
Snaps onto standard DIN rails to IEC 60715
Width
22.5 mm
Restistance to shock
30 g / 11 ms
Rated control voltage at AC 50 Hz, maximum
26.4 VAC
Note (Contact resistance)
in new state
EMC rating
EMC-Directive
Switching capacity, minimum
10 VDC
Climatic stress
EN 60068-2-78
Number of auxiliary contacts
1
Terminal Connector
Screw connection, plug-in, rigid or flexible
Height
98 mm
Storage and transport temperature, maximum
+85 °C
Rated operating voltage
24 VAC -15% / +10%, 24 VDC -15% / +20%, residual ripple max. 10 %
Drop-out delay in case of power failure, typically
80 ms
Current, Utilisation category AC-15
4 A
Wire breakage detection
Yes
Removable Terminals
Yes
Integral System Diagnostics, status
Yes
Mechanical life, minimum
10,000,000 Operations
Ambient temperature, maximum
+60 °C
Degree of pollution to IEC/EN 60664-1
2
Contact resistance, maximum
0.1 Ω
Electrical power consumption
5 VA
Voltage, Utilisation category DC13
24 VDC
Short-circuit recognition
Yes
Electronic Fuse
Yes
Number of LEDs
5
Tightening torque of Clips
0.5 Nm
Resistance to vibrations to EN 60068-2-6
10 ... 55 Hz, Amplitude 0.35 mm
Frequency range
50 Hz, 60 Hz
Rated control voltage at DC, maximum
28.8 VDC
Switching frequency, maximum
0.3 Hz
Switching capacity, maximum
6 A
Voltage, Utilisation category AC15
230 VAC

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