Safety relays | UE48-3OS | UE48-3OS2D2 | Applications: Evaluation unit | Compatible sensor types: Opto-electronic protective devices, Pressure sensitive mats in 4 wire technology, safety command devices, Safety switches | Restart interlock: yes | External device monitoring (EDM): Integrated | Supply voltage: 24 V AC/DC | Number of enable current contacts: 3 | Housing width: 22.5 mm
Safety integrity level
SIL 3 (IEC 61508)
Category
Category 4 (EN ISO 13849)
Performance level
PL e (EN ISO 13849)
B10dparameter
1.26 x 106switching cycles (AC-15, 230 V, I = 1.5 A)5.9 x 106switching cycles (AC-15, 230 V, I = 0.75 A)4.35 x 105switching cycles (DC-13, 24 V, I = 2.5 A)1 x 107switching cycles (DC-13, 24 V, I = 0.63 A)
PFHD(mean probability of a dangerous failure per hour)
3.0 x 10-8(EN ISO 13849)
TM(mission time)
20 years (EN ISO 13849)
Stop category
0 (EN 60204-1)
Voltage supply
A1, A2
Output circuit ≤ 25 V AC / 60 V DC
PELV or SELV
Supply voltage Vs
A1, A2
Residual ripple
≤ 2.4 Vpp1)
Power consumption
4.6 VA (AC)2.1 W (DC)
Overvoltage category
II
Rated insulation voltage Ui
300 V AC
Rated impulse withstand voltage Uimp
4 kV
Test voltage
2 kV (50 Hz) (EN 60439-1)
Control voltage
22 V DC (≥ 17.4 V DC)
Control current
40 mA ... 100 mA
Short-circuit current
≤ 300 mA, between S 33 / S 11 and S 21
Short-circuit protection
Electronic fuse
HIGH
17.4 V DC ... 26.4 V DC
LOW
–3 V DC ... 5 V DC
S12, S31/S22
40 mA ≤ 100 mA
S34/S35
≤ 50 mA
Manual
≤ 40 ms
Automatic
≤ 80 ms
Activation time of reset button
≥ 50 ms
Test pulse width
≤ 1,000 µs
Test pulse rate
≤ 10 Hz
Cable resistance
≤ 35 Ω
Response time
≤ 25 ms1)
Number of enabling current paths (N/O)
3, relevant for safety
Contact type
Positively driven
Contact material
Silver alloy, gold flashed
Enabling current path
10 mA ... 6 A
Total current
≤ 12 A
Usage category
AC-15/DC-13 (EN 60947-5-1)
Rated operating current (voltage)
4 A (230 V AC) 360 switching cycles/h3 A (230 V AC) 3600 switching cycles/h4 A (24 V DC) 360 switching cycles/h2.5 A (24 V DC) 3600 switching cycles/h
Switching frequency
≤ 3600/h
Mechanical life (relay contacts)
1 x 107switching cycles
Electrical life (relay contacts)
2 x 106switching cycles
Dimensions (W x H x D)
22.5 mm x 114 mm x 96.5 mm
Contamination rating
3 (EN 50178)
Weight
0.21 kg
ECLASS 5.0
27371990
ECLASS 5.1.4
27371990
ECLASS 6.0
27371819
ECLASS 6.2
27371819
ECLASS 7.0
27371819
ECLASS 8.0
27371819
ECLASS 8.1
27371819
ECLASS 9.0
27371819
ECLASS 10.0
27371819
ECLASS 11.0
27371819
ECLASS 12.0
27371819
ETIM 5.0
EC001449
ETIM 6.0
EC001449
ETIM 7.0
EC001449
ETIM 8.0
EC001449
UNSPSC 16.0901
41113704
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