EN
- Overview
- Specifications
- Description
- Applications
- Troubleshooting and Maintenance
- FAQ
- Recommended Products
Overview
Place of Origin: |
Sweden |
Brand Name: |
ABB |
Model Number: |
YXO116 4890024-LC |
Packaging Details: |
Original new Factory Sealed |
Delivery Time: |
5-7 days |
Payment Terms: |
T/T |
Supply Ability: |
In stock |
Specifications
|
Part Number |
YXO116 4890024-LC |
|
Product Type |
Voltage Monitor |
|
Weight |
0.40 kg |
|
Dimensions |
22×22×14 cm |
|
Operating Voltage Range |
100–480 V AC |
|
Accuracy |
±1% of full scale |
|
Response Time |
< 10 ms |
|
Relay Output |
2 × SPDT (Single Pole Double Throw) |
|
Power Consumption |
5 VA (nominal input) |
|
Operating Temperature |
-20°C to +50°C |
|
Storage Temperature |
-30°C to +70°C |
|
Humidity |
5%–95% RH non-condensing |
Description
The ABB YXO116 4890024-LC Voltage Monitor is an advanced solution designed for precise voltage monitoring in industrial settings, ensuring stable power supply and efficient operations.
Applications
Large Manufacturing Plants: Monitor distribution cabinet voltage to prevent CNC and line shutdowns from fluctuations.
Data Centers: Core PMS function ensuring servers operate safely within 100V–480V range.
Oil Refineries: Monitor motor drive power quality with <10ms response to avoid overvoltage sparking risk.
Substations: Real-time AC bus voltage tracking with dual SPDT relay alarm or breaker control.
Cold Chain Warehouses: Monitor three-phase compressor power to ensure stable refrigeration in harsh conditions.
Troubleshooting and Maintenance
Troubleshooting:
Frequent Relay Switching: Check if voltage threshold is too close to normal fluctuation. With ±1% accuracy, minor grid changes may trigger alarms; adjust setpoint accordingly.
Inaccurate Readings: Check for EMI on sampling lines and ensure terminals are clean and tight, especially under 480V conditions.
Maintenance Recommendations:
Relay Testing: During annual maintenance, simulate over/undervoltage to verify SPDT relay contact reliability and life.
Environmental Control: Although rated for 95% humidity, in corrosive or salt-mist areas, improve cabinet sealing to protect sampling circuits.
FAQ
Q: Can YXO116 4890024-LC monitor three-phase imbalance?
A: Yes. It detects AC voltage balance and triggers protection when phase deviation exceeds preset accuracy.
Q: What is the SPDT relay load capacity of YXO116 4890024-LC?
A: Used for control-level or intermediate relay driving; exact AC/DC ratings depend on the manual.
Q: Why use ±1% accuracy in YXO116 4890024-LC?
A: It enables early detection of small voltage drift, improving protection for precision and sensitive loads.
Q: Will YXO116 4890024-LC be damaged outside 100V–480V?
A: Yes. Over/under-range operation may damage sampling circuits; surge protection is recommended.
Q: Does replacement of YXO116 4890024-LC require recalibration?
A: No full recalibration needed; only minor adjustments if required after same-model replacement.
