SCHMERSAL SRB 301MC 24V
SCHMERSAL SRB 301MC 24V
SCHMERSAL SAFETY RELAY
- Suitable for the signal processing of outputs with contact sensors
- 3 safety contacts, STOP 0
- 1 Signalling output
- Suitable for signal processing of outputs connected to potentials (AOPDs), e.g. safety light grids/curtains
- Suitable for the signal processing of outputs with contact sensors
| GENERAL DATA | |
|---|---|
| Material of bodies | Plastic, fiber glass reinforced thermoplastic, ventilated |
| Material, contacts, electrical | AgSn0, Ag-Ni, self-cleaning, positive action |
| Gross weight | 250 g |
| GENERAL DATA – FEATURES | |
|---|---|
| stop category | 0 |
| Electronic fuse | Yes |
| broken wire detection | Yes |
| Short circuit definition | Yes |
| Start entry | Yes |
| feedback circuit | Yes |
| Automatic reset function | Yes |
| Earth connection detection | Yes |
| Integrated display, status | Yes |
| Number of auxiliary contacts | 1 |
| Number of LEDs | 4 |
| Number of openers | 2 |
| Number of safety contacts | 3 |
| MECHANICAL DATA | |
|---|---|
| Mechanical life, minimum | 10,000,000 number of operations |
| Assembly | Locks onto standard DIN rail conforming to EN 60715 |
| MECHANICAL DATA – CONNECTION TECHNIQUE | |
|---|---|
| connector, connector | Fixed or flexible Screw connection M20 x 1.5 |
| Terminal definitions | IEC/EN 60947-1 |
| Cable cross-section, min. | 0,25 mm² |
| Cable cross section, maximum | 2,5 mm² |
| Tightening torque of terminals | 0,6 Nm |
| MECHANICAL DATA – DIMENSIONS | |
|---|---|
| Width | 22,5 mm |
| Height | 100 mm |
| Depth | 121 mm |
| ELECTRICAL DATA | |
|---|---|
| Frequency range | 50 Hz60 Hz |
| Rated operating voltage | 24 VAC -15% / +10%24 VDC -15% / +20%, residual wave max. 10% |
| Rated AC voltage, 50 Hz, minimum for control options | 20,4 VAC |
| Rated AC voltage, 50 Hz, maximum for control options | 26,4 VAC |
| Rated AC voltage, 60 Hz, minimum for control options | 20,4 VAC |
| Rated AC voltage, 60 Hz, maximum for control options | 26,4 VAC |
| Rated DC voltage for control options, minimum | 20,4 VDC |
| Rated DC voltage for control options, maximum | 28,8 VDC |
| electrical power consumption | 2 W |
| electrical power consumption | 4,9 VA |
| Contact direnci, maximum | 0.1 Ohm |
| Information (contact resistance) | in new condition |
| Shutdown delay in case of power failure, typical | 80 ms |
| EMERGENCY STOP shutdown delay, typical | 20 ms |
| Approach delay in case of autostart, typical | 100 ms |
| approach delay at RESET, typical | 20 ms |
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