
SKU
MPN
EMG 17-REL/KSR-W230/21-21-LC
Weight
0.057 kg
Series EMG
EMG 17-REL/KSR-W230/21-21-LC - Relay Module
Relay module, with soldered-in miniature switching relay, contact (AgNi): medium to large loads, 2 changeover contacts, input voltage 230 V AC
- Safe isolation between coil and contact side
- Integrated input circuit and interference suppression circuit
EMG
The Phoenix Contact EMG Series encompasses a range of relay modules designed for various industrial applications, offering both electromechanical and solid-state relay options. These modules are engineered for reliable switching of medium to large loads and are suitable for use in control systems, automation, and other electrical circuits.
Key Features:
Compact Design: The EMG Series relay modules are designed with a compact form factor, typically featuring a 17.5 mm width, facilitating efficient DIN rail mounting and space-saving installations.
Versatile Input Voltages: These modules support a range of input voltages, including 24 V DC, 24 V AC/DC, and 230 V AC, accommodating diverse control system requirements.
Robust Output Capabilities: Equipped with various contact configurations, such as single or double changeover contacts, the EMG Series can handle different load types and capacities.
Integrated Protective Circuits: Many modules in this series include built-in protective features like freewheeling diodes, polarity protection diodes, and surge protection, enhancing operational safety and longevity.
Status Indicators: LED indicators are commonly integrated to provide clear visual status of the relay's operational state, simplifying monitoring and troubleshooting.
Technical Specifications
Notes
Order information: | Only available as AC voltage version. |
Utilization restriction
EMC note | EMC: class A product, see manufacturer's declaration in the download area |
Product properties
Product family | EMG |
Application | Universal |
Operating mode | 100% operating factor |
Mechanical service life | approx. 5x 107 cycles |
Insulation characteristics
Insulation | Basic insulation |
Insulation | Safe isolation, reinforced insulation, and 6 kV between input circuit and output contact current paths |
Insulation characteristics: Air clearances and creepage distances between the power circuits
Insulation | Basic insulation |
Insulation | Safe isolation, reinforced insulation, and 6 kV between input circuit and output contact current paths |
Overvoltage category | II |
Pollution degree | 2 |
Insulation | Safe isolation, reinforced insulation |
Overvoltage category | III |
Pollution degree | 2 |
Electrical properties
Maximum power dissipation for nominal condition | 0.92 W |
Test voltage (Winding/contact) | 4 kV AC (50 Hz, 1 min., winding/contact) |
Test voltage (Contact/contact) | 1 kV AC (50 Hz, 1 min., changeover contact/changeover contact) |
Air clearances and creepage distances between the power circuits
Rated Insulation Voltage | 260 V AC |
Rated surge voltage | 2.3 kV |
Rated Insulation Voltage | 260 V AC |
Rated surge voltage | 6 kV |
Coil side
Nominal input voltage UN | 230 V AC |
Input voltage range | 184 V AC ... 253 V AC (20 °C) |
Mains frequency | 50/60 Hz |
Drive and function | monostable |
Drive (polarity) | polarized |
Typical input current at UN | 4 mA |
Typical response time | 7 ms |
Typical response time | 3 ms ... 12 ms |
Typical release time | 3 ms |
Typical release time range | 2 ms ... 9 ms |
Operating voltage display | Glow lamp |
Switching
Contact switching type | 2 changeover contacts |
Type of switch contact | Single contact |
Contact Material | AgNi |
Maximum Switching Voltage | 250 V AC/DC |
Limiting Continuous Current | 5 A |
Maximum Inrush Current | 6 A |
Interrupting rating (ohmic load) max. | 120 W (at 24 V DC) |
Interrupting rating (ohmic load) max. | 95 W (at 48 V DC) |
Interrupting rating (ohmic load) max. | 60 W (at 60 V DC) |
Interrupting rating (ohmic load) max. | 40 W (at 110 V DC) |
Interrupting rating (ohmic load) max. | 55 W (at 220 V DC) |
Interrupting rating (ohmic load) max. | 1250 VA (for 250 V AC) |
Coil side
Connection Method | Screw connection |
Stripping length | 8 mm |
Screw thread | M3 |
Conductor cross section rigid | 0.2 mm² ... 4 mm² |
Conductor cross section flexible | 0.2 mm² ... 2.5 mm² |
Conductor cross section AWG | 24 ... 12 |
Contact side
Connection Method | Screw connection |
Stripping length | 8 mm |
Screw thread | M3 |
Conductor cross section rigid | 0.2 mm² ... 4 mm² |
Conductor cross section flexible | 0.2 mm² ... 2.5 mm² |
Conductor cross section AWG | 24 ... 12 |
Dimensions
Width | 17.5 mm |
Height | 75 mm |
Depth | 62.5 mm |
Material specifications
Color | green (RAL 6021) |
Ambient conditions
Ambient Temperature (Operation) | -20 °C ... 40 °C |
Ambient temperature (storage/transport) | -20 °C ... 70 °C |
Air clearances and creepage distances between the power circuits
Standards/regulations | IEC 60664-1 |
Standards/regulations | IEC 60664-1 |
Standards/regulations
Standards/regulations | EN 61810-1 |
Mounting
Mounting Type | DIN rail mounting |
Assembly instructions | in rows with zero spacing |
Mounting Position | any |
Accessories
Why Proax for Phoenix Contact 2940430?
Proax is an authorized distributor of Phoenix Contact 2940430 and one of Phoenix Contact's largest distributors in North America. Our highly skilled in-house technical team is ready to assist with any technical needs.
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Additional Information
Pack Size | 1 |
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