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SIEMENS ENERGY 3UG46151CR20 Digital Monitoring Relay
The Siemens 3UG4615-1CR20 digital monitoring relay is a critical component for industrial power systems. It monitors 3-phase AC supply voltages, detecting phase sequence errors, undervoltage, and overvoltage conditions. The relay offers adjustable response times and a digital display for precise monitoring. Its robust design and multiple protection functions make it suitable for applications in motor protection, generator control, and power distribution systems, ensuring operational safety and preventing costly downtime. It features a wide voltage range (160-690V) and supports auto-reset functionality.
SIEMENS ENERGY 3UG46151CR20 Digital Monitoring Relay Specifications:
- Product brand name: SIRIUS
- Product designation: Network monitoring relay with digital setting
- Design of the product: 5 functions
- Product type designation: 3UG4
- Product function: Phase monitoring relay
- Display version LED: No
- Design of the display: LCD
- Insulation voltage: 690 V
- Degree of pollution: 3
- Type of voltage (monitoring): AC
- Type of voltage (control supply): AC
- Surge voltage resistance: 6 kV
- Protection class IP: IP20
- Shock resistance: 15g / 11 ms
- Vibration resistance: 1 ... 6 Hz: 15 mm, 6 ... 500 Hz: 2g
- Mechanical service life: 10 000 000 cycles
- Electrical endurance: 100 000 cycles
- Thermal current: 5 A
- Reference code (DIN 40719): K
- Reference code (DIN EN 81346-2): K
- Reference code (DIN EN 61346-2): K
- Relative repeat accuracy: 1 %
- Undervoltage detection: Yes
- Overvoltage detection: Yes
- Phase sequence recognition: Yes
- Phase failure detection: Yes
- Phase unbalance: Yes
- Overvoltage detection 3 phase: Yes
- Undervoltage detection 3 phases: Yes
- Voltage window recognition 3 phase: Yes
- Adjustable open/closed-circuit current principle: Yes
- Auto-reset: Yes
- Control supply voltage (AC): 160 ... 690 V
- Operating range factor (AC): 1
- Accuracy of digital display: +/-1 digit
- Relative metering precision: 5 %
- Number of NC contacts (delayed): 0
- Number of NO contacts (delayed): 0
- Number of CO contacts (delayed): 2
- Operating frequency (with 3RT2): 5 000 1/h
- Number of poles (main circuit): 3
- Ampacity (AC-15, 250V): 3 A
- Ampacity (AC-15, 400V): 3 A
- Ampacity (DC-13, 24V): 1 A
- Ampacity (DC-13, 125V): 0.2 A
- Ampacity (DC-13, 250V): 0.1 A
- Continuous current (fuse link): 4 A
- Conducted interference: 2 kV
- Electrostatic discharge: 6 kV contact / 8 kV air
- Galvanic isolation (entrance/outlet): Yes
- Galvanic isolation (between outputs): Yes
- Galvanic isolation (voltage supply/circuits): Yes
- Removable terminal: Yes
- Connectable conductor cross-section (solid): 0.5 ... 4 mm²
- Connectable conductor cross-section (stranded): 0.5 ... 2.5 mm²
- Tightening torque: 0.8 ... 1.2 N·m
- Mounting position: any
- Mounting type: snap-on
- Height: 92 mm
- Width: 22.5 mm
- Depth: 91 mm
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Frequently Asked Questions
Where can I buy SIEMENS ENERGY 3UG46151CR20?
You can click on the BUY or RFQ button to purchase 3UG46151CR20 from an authorized SIEMENS ENERGY distributor.
How do I troubleshoot issues or seek technical support for part 3UG46151CR20?
You can download the 3UG46151CR20 datasheet or visit the SIEMENS ENERGY website for support.
Who is the manufacturer of 3UG46151CR20?
SIEMENS ENERGY