. T R E Z F SRB-QS.1/SRB-QS.2 Safety relay array for emergency stop devices, interlocking devices and others ☛2-voltage version ☛3 safety enabling outputs and 1 monitoring output ☛Cross-short recognition ☛ Wipe contact Features – Relay output: 3 NO, 1 NO, – Input for emergency stop – DIN rail mounting 1 wipe contact or door monitoring DIN EN 50 022 (Auxiliary NC for monitoring – LED for U N must not be used in safety enabling circuits!) – Housing 90 mm, made of thermoplastic in accordance with – Reset, feedback loop UL-94-V-0, red RAL 3000 Approvals Ü LR 13571-30 E 54284 (M) 99121 Front view 13 23 33 A1 E11 E21 43 51 24V B1 X5 E12 E22 UN SRB-QS.x E34 X1 X2 A2 0V PE 44 52 14 24 34 Product range Type Enabling outputs Operating voltage Part no. SRB-QS.1 3 NO/1 NO/1 NC 24 VDC/VAC, 115 VAC 600 0590 SRB-QS.2 3 NO/1 NO/1 NC 24 VDC/VAC, 230 VAC 600 0600 130 R P - G B SRB-QS.1/SRB-QS.2 (continued) Example for dual-channel door Wiring diagram monitoring using two limit switches L1 (one with positive opening contacts) and Open external reset button. Closed K B Dual-channel output, suitable for contact Reset **** reinforcement or contact multiplication, K A using relays or contactors with positively guided contacts. A1 B1 24V E11 X5 X2 X1 E34 E12 E22 13 23 33 51 43 **** = Feedback loop K3 F1 Wire breakage and earth leakage in the ** K1 K3 K2 K3 K1 monitoring circuits are detected. K2 K A K2 K1 K B K3 K2 K1 A2 PE 0 V E21 14 24 34 52 44 K K B A N For further examples refer to page 132/133 Model specific Operating voltage 24 VDC –15%/+20%, residual ripple max. 10% Technical data 115 VAC –15%/+6% (SRB-QS.1), 230 VAC –15%/+6% (SRB-QS.2) (refer to page 157 Frequency 50/60 Hz (for AC operating) for general data) Fuse (power supply) M 0.25 A/250 V (internal M 0.5 A/250 V) Power consumption max. 3.9 VA Switching capacity (enabling contacts) 230 VAC, 6 A ohmic (inductive with suitable suppression) Fuse (enabling contacts) 6 A slow blowing Switching capacity (monitoring contacts) 24 VDC, 2 A ohmic (inductive with suitable suppression) Fuse (monitoring contacts) 2 A slow blowing Application category AC 15/DC 13, DIN VDE 0660 Part 200 Pick-up delay ≤ 200 ms Drop-out delay ≤ 30 ms Contact material / contacts AgCdO self cleaning, positively driven Contact resistance max. 100 mOhm when new Air and creeping distances DIN VDE 0110-1 (04.97), 4 kV/2 Connections Self lifting screw terminals min. 0.5 qmm, max. 2.5 qmm Dimensions H/W/D 83 mm/90 mm/140 mm 1 Weight 700 g 0 Ambient operating temperature –25 °C ... +45 °C (derating curve page 157) 7 Mechanical life 10 switching cycles Terminal labeling DIN EN 50 005/DIN 50 013 131 SRB-QS.1/SRB-QS.2 (continued) Wiring example: Advice: Input level E11 E21 E11 X1 Time window between E11 52 43 channel 1 and channel 2 Dual-channel emergency infinite. stop switch according to EN 60 204-1. WARNING: Auto reset after closing door. Wire breakage and earth leakage in the emergency Emergency Reset switch off stop circuits are detected. Cross-shorts in the emergency stop circuits are detected. With external reset button. Safety category 3 or 4 in accordance with EN 954-1. 51 44 X5 E12 E22 E34 X2 Wiring example: Wiring example: Input level Input level E11 E21 E11 X1 2-voltage-versions Dual-channel door selectable: Standard Trafo monitoring according to Open 230 VAC/115 VAC 24 V EN 1088, one limit switch Closed 115 VAC/24 V: with positive opening L1NL B1 L+ – version SRB-QS.1 contact. Reset 230 VAC/24 V: Wire breakage and earth version SRB-QS.2 leakage in the door monitoring circuits are detected. Cross-shorts in the door monitoring circuits are detected. With external reset button for increased safety A1 A2 24 V 24 V 0 V requirements. Safety category 3 or 4 E12 E22 E34 X2 in accordance with EN 954-1. Wiring example: Input level Advice: E11 44 X1 Start with trailing edge LED (U ) is only ON if triggering circuits are function. N activated. Module is activated after release of the reset button. Reset This prevents tampering of the reset button which could lead to an automatic reset. E34 43 X5 X2 132 SRB-QS.1/SRB-QS.2 (continued) Wiring example: Wiring example: Power level Power level Single-channel output Dual-channel output L1 L1 Suitable for contact Suitable for contact * * reinforcement or contact KA KB reinforcement or contact KA KB multiplication, using relays multiplication, using relays X1 X2 13 X1 X2 13 23 or contactors with or contactors with KA positively guided contacts. positively guided contacts. KB 14 KB 14 24 KA KA KB KA KB N N * Feedback loop * Feedback loop 1 0 133