Saint Petersburg
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193149, Leningrad region, Vsevolozhsk district, Novosaratovka village, Rabochaya street, house 9, building 1
RFBG-122-RK-24DC Functional Safety Relay
Product Description
Advantages
- 1oo2 architecture.
- Detection of short circuits on contacts.
- Controlled manual reset.
- The safety function remains operational even if components fail.
- Correct operation of the safety relay is tested automatically during each on-off cycle.
| Main parameters | |
| Voltage range, V | ~/=24 |
| Voltage tolerances, V | 0,85… 1,1 |
| Heat output, W | ≤ 3.8 at =24 V |
| Current consumption at =24 V, mA | ≤ 50 |
| Cable resistance, Ohm | 15 |
| Input devices | emergency stop button, safety gate |
| Signal type | 2 instant action + 2 delayed action |
| Contact type | forced management |
| Contact material | AgSnO2 |
| Load characteristics | AC-15: 3 A / 230 V, DC-13: 3 A / 24 V |
| Fuse characteristics | 10 A gL/gG(no) |
| Delay range T set,s | 0.1… 80 (default, 10) |
| Time setting accuracy, % | ±15 |
| Response time, ms | ≤150 |
| Opening, ms | Auto stop: ≤ 30, power failure: ≤ 100 |
| Recovery time, ms | Auto stop: ≤30 + Tust, power failure: ≤ 100 |
| Power interruption, ms | 20 |
| Electromagnetic compatibility | IEC/EN 80947, IEC 61326-3-1, IEC/EN 61000-6-2, IEC/EN 61000-6-4 |
| Nominal insulation voltage , V AC |
250 |
| Nominal pulse voltage, V | 6000 (1.2/50 µs) |
| Dielectric strength, V | 1500 (within 1 min) |
| Gaps and leaks | According to IEC 80947-1 |
| Vibration, Hz | 10…55 (0.35 mm) |
| Overvoltage category | III |
| Degree of pollution | 2 |
| Degree of dust and moisture protection | IP20 |
| Operating temperature, °C | -20…. +60 |
| Storage temperature, °C | -40…. +80 |
| Altitude above sea level, m | ≤ 2000 |
| Number of operations, cycles | 10 x 106 |
| Security parameters | |
| Safety Integrity Level (SIL) | 3 |
| Average diagnostic coverage (DC avg), % | 99 1) 90 2) |
| Mean time to failure (MTTFD), years | 164 1) 161 2) |
| Hardware Fault Tolerance (HFT) | 1 |
| Safe failure rate (SFF), not less than, % | 99 |
| Average probability of dangerous failure on demand (PFDavg/PTI) | 1,53×10-5 1) 1,59×10-5 2) |
| Probability of failure per hour (PFH), 1/h | 1,77×10-10 1) 1,85×10-10 2) |
| Stop category | 0 1) 1 2) |
| 1) - for contacts without delay, 13/14 2) - for contacts with delay, contacts 37/38, 47/48 |
|
| Connection diagram | |
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Additional information
Possible applications:
Input: "Emergency stop", 2-channel.
With short-circuit signaling on contacts.
Controlled manual reset.
Output: 2 NO (instantaneous) + 2 NC (auxiliary, delayed).
Submit request
Quantity
Additional description
0 / 300
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Moscow
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123112, Moscow, Presnenskaya Embankment, 6, building 2, business complex "Imperia Tower", floor 12, office No. 15
Kazan
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420061, Russia, Republic of Tatarstan, Kazan, st. Nikolay Ershova, 1A, Korston Business Center, floor 11, office No. 1110
Tyumen
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625031, Russia, Tyumen, Shcherbakova St., 160G
Khabarovsk
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680000, Khabarovsk, st. Postysheva, 22A, office. 206
Minsk
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Address
220125, Republic of Belarus, Minsk, Shafarnyanskaya St., 11, room 89
