
Allicdata Part #: | 2903678-ND |
Manufacturer Part#: |
2903678 |
Price: | $ 4.85 |
Product Category: | Relays |
Manufacturer: | Phoenix Contact |
Short Description: | RELAY TIMER |
More Detail: | Relay Coil |
DataSheet: | ![]() |
Quantity: | 1000 |
10 +: | $ 4.41000 |
Series: | * |
Part Status: | Active |
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Power Relays, Over 2 Amps
Power relays are used as electrical switches to control large current flows, often in the form of alternating current, which is converted into lower-voltage direct current so it can be safely used by control circuits. The 2903678 relay is a power relay with an over 2 Amps rating, designed for specialist applications, such as those involving large-scale electrical current control. Its robust construction and features make it ideal for use in a variety of industrial settings.
The 2903678 relay has a simple construction consisting of a contactor, an electrical contact, and a coil to actuate the contactor. The contactor is the main electrical component of the relay, as it connects and disconnects the electrical current flow. The electrical contact then connects to the control circuit, allowing the flow to be enabled or disabled with a signal. Finally, the coil is the mechanical element which activates the contactor when an electric current is applied to it.
The contactor is made up of two distinct elements. The first part is a stationary disc known as an armature, which is fitted to the main electrical component or contactor. This armature is then controlled by an electromagnet, which will open or close the contactor depending on the current flowing through the coil. When an electric current is applied to the coil, it creates a strong magnetic field which activates the armature to open or close the contactor.
The electrical contact of the 2903678 relay is made up of two distinct elements, which are a diverting contact and a fixed contact. The diverting contact is connected to the coil and controlling circuit, while the fixed contact is attached to the load. When the relay is activated, the diverting contact will either open or close the fixed contact depending on the current flow. This allows the current to be regulated, enabling remote control of the power source.
In order to increase the safety of operation, the 2903678 relay has a built-in thermal overload protection system. This system monitors the current flowing through the coil and will automatically cut off the power if the current exceeds the rated load. This ensures that no damage will occur to the relay and the equipment it is connected to in the event of an overload.
The 2903678 relay has a wide range of applications in a variety of settings, from industrial motor control to lighting control. Its high power rating and robust construction make it an ideal choice for controlling large-scale electrical current. Its thermal overload protection system ensures that the relay is safe to operate, even when the load or current exceeds the rated level.
In conclusion, the 2903678 relay is a high-powered, reliable, and safe device for controlling large-scale electricity. It is ideal for a range of applications, from motor controls to lighting controls, and its thermal overload protection ensures safe and secure operation of the device.
The specific data is subject to PDF, and the above content is for reference
Part Number | Manufacturer | Price | Quantity | Description |
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2903346 | Phoenix Cont... | 10.05 $ | 16 | RELAY GEN PURPOSE DPDT 50... |
2903343 | Phoenix Cont... | 13.29 $ | 20 | RELAY GEN PURPOSE DPDT 50... |
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2903313 | Phoenix Cont... | 9.01 $ | 11 | RELAY GEN PURPOSE DPDT 8.... |
2903277 | Phoenix Cont... | 17.58 $ | 10 | RELAY GEN PURPOSE 3PDT 8A... |
2903024 | Phoenix Cont... | 70.42 $ | 1000 | RELAY SOLID STATESolid St... |
2903478 | Phoenix Cont... | 83.34 $ | 1000 | CABLE ASSEMBLY INTERFACE ... |
2903372 | Phoenix Cont... | 10.44 $ | 20 | RELAY GEN PURPOSE SPDT 50... |
2903680 | Phoenix Cont... | 5.54 $ | 1000 | RELAY TIMERRelay Coil |
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2903395 | Phoenix Cont... | 231.99 $ | 1000 | CABLE ASSEMBLY INTERFACE ... |
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2903300 | Phoenix Cont... | 15.19 $ | 15 | RELAY GEN PURPOSE 3PDT 8.... |
2903366 | Phoenix Cont... | 8.1 $ | 22 | RELAY GEN PURPOSE SPST 6A... |
2903295 | Phoenix Cont... | 11.64 $ | 1000 | RELAY GEN PURPOSE DPDT 7A... |
2903482 | Phoenix Cont... | 125.43 $ | 1000 | CABLE ASSEMBLY INTERFACE ... |
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2903126 | Phoenix Cont... | 9.7 $ | 1000 | FUSE CERAMIC 16A |
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2903242 | Phoenix Cont... | 146.18 $ | 1000 | SCK-M-I-4S-20A |
2903507 | Phoenix Cont... | 150.04 $ | 1000 | CABLE ASSEMBLY INTERFACE ... |
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2903053 | Phoenix Cont... | 117.67 $ | 1000 | RELAY SOLID STATESolid St... |
2903324 | Phoenix Cont... | 11.21 $ | 20 | RELAY GEN PURPOSE DPDT 12... |
2903368 | Phoenix Cont... | 8.57 $ | 72 | RELAY GEN PURPOSE SPDT 50... |
2903336 | Phoenix Cont... | 9.35 $ | 152 | RELAY GEN PURPOSE SPDT 50... |
2903349 | Phoenix Cont... | 10.05 $ | 20 | RELAY GEN PURPOSE DPDT 8A... |
2903471 | Phoenix Cont... | 90.62 $ | 1000 | CABLE ASSEMBLY INTERFACE ... |
2903350 | Phoenix Cont... | 9.49 $ | 12 | RELAY GEN PURPOSE DPDT 8A... |
2903797 | Phoenix Cont... | 32.57 $ | 1000 | POWER DISTRIBUTION BLOCK ... |
2903310 | Phoenix Cont... | 9.01 $ | 10 | RELAY GEN PURPOSE DPDT 8.... |
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2903781 | Phoenix Cont... | 48.17 $ | 3 | INTERFACE MOD DSUB MALE 2... |
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2903912 | Phoenix Cont... | 123.53 $ | 1000 | MOTOR START REV 9A 42-550... |
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