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Littelfuse · Relay Series
T2000.0030
Reverse Power Relay. 120/127V L-N 5A. Protects the generator from being run as a motor. The Reverse Power Relay T2000 will protect the generator from being run as an electric motor. The T2000 will protect the prime mover of the generator against physical damage, but will also protect the parallel running generators from overload caused by the inversed load shift in a reverse power situation. T2000 reverse power relay function: The T2000 measures the current through an external 5A CT attached on phase L1. The phase angle (phi) is determined from the voltage measurement across L1 and L2. The T2000 calculates the active current as I x cos phi. If the active current becomes negative and exceeds the preset level (2 – 20 percent), the pick-up LED will activate and the trip delay timer (2 – 20 seconds) will also activate. The built-in trip relay will energize after the delay has passed, provided that the preset trip level was continuously exceeded during the time of the delay.
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Littelfuse · Relay Series
T2000.0040
Reverse Power Relay. 100/110V L-L 5A. Protects the generator from being run as a motor. The Reverse Power Relay T2000 will protect the generator from being run as an electric motor. The T2000 will protect the prime mover of the generator against physical damage, but will also protect the parallel running generators from overload caused by the inversed load shift in a reverse power situation. T2000 reverse power relay function: The T2000 measures the current through an external 5A CT attached on phase L1. The phase angle (phi) is determined from the voltage measurement across L1 and L2. The T2000 calculates the active current as I x cos phi. If the active current becomes negative and exceeds the preset level (2 – 20 percent), the pick-up LED will activate and the trip delay timer (2 – 20 seconds) will also activate. The built-in trip relay will energize after the delay has passed, provided that the preset trip level was continuously exceeded during the time of the delay.
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8-Input RTD Module. Eight programmable inputs connect Pt100, Ni100, Ni120, and Cu10 RTD's to the MPS or MPU-32. Certified for use in Class I, Zone 2 hazardous locations.
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Littelfuse · Relay Series
T2000.0010
Reverse Power Relay. 230V L-N 5A. Protects the generator from being run as a motor. The Reverse Power Relay T2000 will protect the generator from being run as an electric motor. The T2000 will protect the prime mover of the generator against physical damage, but will also protect the parallel running generators from overload caused by the inversed load shift in a reverse power situation. T2000 reverse power relay function: The T2000 measures the current through an external 5A CT attached on phase L1. The phase angle (phi) is determined from the voltage measurement across L1 and L2. The T2000 calculates the active current as I x cos phi. If the active current becomes negative and exceeds the preset level (2 – 20 percent), the pick-up LED will activate and the trip delay timer (2 – 20 seconds) will also activate. The built-in trip relay will energize after the delay has passed, provided that the preset trip level was continuously exceeded during the time of the delay.
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The MPU-32-04-01 is a motor protection unit with a supply voltage between 65–265 V ac and 80–275 V dc. This unit provides current and temperature-based protection with communication via RS/TIA-232 - Ethernet.
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The MPU-32-02-01 is a motor protection unit with a supply voltage between 65–265 V ac and 80–275 V dc. This unit provides current and temperature-based protection with communication via RS/TIA-232 - DeviceNet.
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The MPU-32-04-00 is a motor protection unit with a supply voltage between 65–265 V ac and 80–275 V dc. This unit provides current and temperature-based protection with communication via RS/TIA-232 - Ethernet.
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SE-330-01-01 is an advanced ground-fault and neutral-grounding resistor monitor with a supply voltage ac of 65–265 and a supply voltage dc of 85–275. Network communications is offered via USB; DeviceNet.
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Littelfuse · S6000 Series
S6000.0020
Input/Output & Protection Module 24VDC1A. Input/ Output and Protection Module– 1 A C/T. The SIGMA Generator Control and Protection System is available in a range of integrated modules for protection and control of marine and land-based generators. The modules are marine-approved and include all relevant functions, such as protection of generators, synchronizing and active/reactive load-sharing and power management.
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Littelfuse · S6000 Series
S6000.0010
Input/Output & Protection Module 24VDC5A. Input/ Output and Protection Module– 5 A C/T. The SIGMA Generator Control and Protection System is available in a range of integrated modules for protection and control of marine and land-based generators. The modules are marine-approved and include all relevant functions, such as protection of generators, synchronizing and active/reactive load-sharing and power management.
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SE-330-03-00 is an advanced ground-fault and neutral-grounding resistor monitor with a supply voltage ac of 65–265 and a supply voltage dc of 85–275. Network communications is offered via USB; Ethernet (Dual RJ45).
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