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SIEMENS ENERGY 3RH29111HA11 Auxiliary Contact Relay
The Siemens 3RH29111HA11 auxiliary contact relay is a crucial component in electrical control systems, often paired with contactors and power contactors. It provides supplementary contact functions, enabling interlocking and signaling within industrial processes. This relay boasts a robust design with snap-on mounting and screw-type terminals, ensuring secure installation and reliable connections. Its IP20 rated front panel offers protection against foreign objects, making it suitable for a wide range of industrial environments. The relay’s mechanical service life of 10 million switching cycles and electrical endurance of 200,000 cycles at AC-15 230V demonstrate its long-term reliability. Features include a mirror contact function (IEC 60947-4-1) and positively driven operation (IEC 60947-5-1), enhancing safety and operational precision. It is commonly used in applications such as motor control, lighting control, and general power distribution systems.
SIEMENS ENERGY 3RH29111HA11 Auxiliary Contact Relay Specifications:
- Product brand name: SIRIUS
- Suitability for use: Contactor relay and power contactor
- Protection class IP on the front: IP20
- Ambient temperature during storage: -55 ... +80 °C
- Ambient temperature during operation: -25 ... +60 °C
- Mechanical service life (switching cycles) typical: 10 000 000
- Electrical endurance (switching cycles) at AC-15 at 230 V typical: 200 000
- Contact reliability of auxiliary contacts: 1 faulty switching per 100 million (17 V, 1 mA)
- Insulation voltage with degree of pollution 3 at AC rated value: 690 V
- Surge voltage resistance rated value: 6 kV
- Number of NC contacts for auxiliary contacts: 1
- Number of NO contacts for auxiliary contacts: 1
- Operating current of auxiliary contacts at AC-12 at 24 V: 10 A
- Operating current of auxiliary contacts at AC-12 at 230 V: 10 A
- Operating current of auxiliary contacts at AC-12 maximum: 10 A
- Operating current of auxiliary contacts at AC-14 at 125 V: 6 A
- Operating current of auxiliary contacts at AC-14 at 250 V: 6 A
- Operating current of auxiliary contacts at AC-15 at 24 V: 6 A
- Operating current of auxiliary contacts at AC-15 at 230 V: 6 A
- Operating current of auxiliary contacts at AC-15 at 400 V: 3 A
- Operating current of auxiliary contacts at AC-15 at 690 V rated value: 1 A
- Operating current of auxiliary contacts at DC-12 at 24 V: 10 A
- Operating current of auxiliary contacts at DC-12 at 110 V: 3 A
- Operating current of auxiliary contacts at DC-12 at 220 V: 1 A
- Operating current with 2 current paths in series at DC-12 at 24 V rated value: 10 A
- Operating current with 2 current paths in series at DC-12 at 60 V rated value: 10 A
- Operating current with 2 current paths in series at DC-12 at 110 V rated value: 4 A
- Operating current with 2 current paths in series at DC-12 at 220 V rated value: 2 A
- Operating current with 2 current paths in series at DC-12 at 440 V rated value: 1.3 A
- Operating current with 2 current paths in series at DC-12 at 600 V rated value: 0.65 A
- Operating current with 3 current paths in series at DC-12 at 24 V rated value: 10 A
- Operating current with 3 current paths in series at DC-12 at 60 V rated value: 10 A
- Operating current with 3 current paths in series at DC-12 at 110 V rated value: 10 A
- Operating current with 3 current paths in series at DC-12 at 220 V rated value: 3.6 A
- Operating current with 3 current paths in series at DC-12 at 440 V rated value: 2.5 A
- Operating current with 3 current paths in series at DC-12 at 600 V rated value: 1.8 A
- Operating current of auxiliary contacts at DC-13 at 24 V: 6 A
- Operating current of auxiliary contacts at DC-13 at 60 V: 2 A
- Operating current of auxiliary contacts at DC-13 at 110 V: 1 A
- Operating current of auxiliary contacts at DC-13 at 220 V: 0.3 A
- Operating current with 2 current paths in series at DC-13 at 24 V rated value: 10 A
- Operating current with 2 current paths in series at DC-13 at 60 V rated value: 3.5 A
- Operating current with 2 current paths in series at DC-13 at 110 V rated value: 1.3 A
- Operating current with 2 current paths in series at DC-13 at 220 V rated value: 0.9 A
- Operating current with 2 current paths in series at DC-13 at 440 V rated value: 0.2 A
- Operating current with 2 current paths in series at DC-13 at 600 V rated value: 0.1 A
- Operating current with 3 current paths in series at DC-13 at 24 V rated value: 10 A
- Operating current with 3 current paths in series at DC-13 at 60 V rated value: 4.7 A
- Operating current with 3 current paths in series at DC-13 at 110 V rated value: 3 A
- Operating current with 3 current paths in series at DC-13 at 220 V rated value: 1.2 A
- Operating current with 3 current paths in series at DC-13 at 440 V rated value: 0.5 A
- Operating current with 3 current paths in series at DC-13 at 600 V rated value: 0.26 A
- Mounting type: snap-on mounting
- Width: 36 mm
- Height: 37.5 mm
- Depth: 43.7 mm
- Type of electrical connection for auxiliary and control current circuit: screw-type terminals
- Connectable conductor cross-sections finely stranded: 2x (0.5 ... 1.5 mm²)
- Connectable conductor cross-sections with core end processing: 2x (0.75 ... 2.5 mm²)
- Connectable conductors at AWG conductors for auxiliary contacts: 2x (20 ... 16), 2x (18 ... 14)
- Product function Mirror contact acc. to IEC 60947-4-1: Yes
- Product function positively driven operation acc. to IEC 60947-5-1: Yes
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SIEMENS ENERGY