NVR5V-40B High Voltage Dc Relay
HV DC relay is an electrical switching device used in HV DC circuits. Its function is to transmit current in the power system and control the switching state of the circuit. It is widely used in DC transmission systems, power electronic equipment and industrial automation fields. HV DC relays...
High voltage DC relays are essential components in a wide range of electrical applications, providing reliable switching and control of high-voltage DC circuits. These relays are designed to meet stringent parameter standards and are used in various characteristic applications that demand the utmost in performance and reliability.
| Product model | NVR5V-40B | |
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outline dimension (mm) |
29.2×30×30.1 |
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Contact form |
1H |
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auxiliary contacts |
/ | |
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Contact polarity |
heteropolarity |
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contact resistance |
≤5mΩ(at 1A ) |
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operation voltage |
≤75% U n |
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Load maximum current |
40A |
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Load voltage |
12～800V |
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maximum breaking current |
60A |
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electrical endurance |
Connected to: 710.54 Secondary (800V, 20A) Toggle: the 1103 Times (450V, 20A) |
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medium withstand voltage
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Disconnect between contacts |
3000VAC 1min |
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Between contact coil |
2500VAC 1min |
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mechanical endurance |
2×105time |
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Coil rated voltage |
12V, 24V, 48V |
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Coil power consumption |
3W |
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Load elicitation method |
End of PCB plate |
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Coil extraction mode |
End of PCB plate |
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weight |
About 45g |
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vibrate |
10H z～500H z 49m /s2 |
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humidity |
5% ~ 85% RH |
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temperature range |
-45℃～85℃ |
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One of the most important parameters that high-voltage DC relays must adhere to is insulation resistance. Insulation resistance measures the ability of the relay to withstand high voltage without current leakage. Relays designed for high-voltage DC applications must have high insulation resistance to prevent electrical breakdown and ensure the safety and integrity of the circuit.
Another critical parameter for high-voltage DC relays is the contact gap distance. This parameter measures the distance between the relay contacts when in the open position. High-voltage DC relays must maintain a sufficient contact gap distance to prevent arcing and ensure reliable switching of the circuit.
Additionally, high-voltage DC relays must meet stringent standards for contact ratings, environmental conditions, and mechanical endurance to ensure long-term reliability and performance in demanding applications.
HV DC relays are essential components in a wide range of electrical applications, providing reliable switching and control of HV DC circuits. These relays are designed to meet stringent parameter standards and are used in various characteristic applications that demand the utmost in performance and reliability. By adhering to strict parameter standards and being utilized in characteristic applications, HV DC relays play a critical role in the safe and efficient operation of HV DC systems.
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