Configured for three-phase electrical parameter surveillance and harmonic analysis in power distribution networks, the General Electric PQMII-T20-C (PQMII-T20-C Power Quality Meter) provides direct physical/electrical execution.
Suffix Breakdown & Model Matrix
- PQMII-T20-C: Advanced panel-mounted power quality meter variant equipped with dual RS-485 communication ports and three-phase voltage/current acquisition circuits.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | PQMII-T20-C |
| Brand | General Electric |
| Origin | Standard Industrial Manufacturing |
| Weight | 4.5 kg |
| Dimensions | 483 mm x 127 mm x 44 mm |
| Operating Temp | -20 deg C to 60 deg C |
| Power Consumption | 15 VA typical |
| Voltage Range | 60 to 600 V AC |
| Current Range | 0 to 10 A AC |
| Power Range | 0 to 100 MW |
| Harmonic Analysis | Up to 50th harmonic |
| Event Logging | Up to 10,000 events |
| Communication | RS-485, Modbus, Profibus DP |
Profinet and Deterministic Network Processing
The hardware leverages high-speed serial interface communication to execute deterministic parameter updates across supervisory control networks. Signal sampling mechanisms digitize three-phase waveforms at high frequency to capture voltage sags, swells, and transient anomalies without data loss. The internal processor architecture ensures continuous calculation of true RMS values, real power, reactive power, and individual harmonic components up to the 50th order.
Frequently Asked Questions
Q: Does this meter support live hot-plugging of communication or power terminals?
A: Hot-swapping is restricted; auxiliary power and voltage inputs must be de-energized prior to disconnecting physical wiring blocks to prevent electrical shock or arc generation.
Q: What is the maximum storage capacity for historical event logging?
A: The internal non-volatile memory can retain up to 10,000 time-stamped power quality events before overwriting oldest logs.
Q: How are communication parameters configured on the device?
A: Baud rate, parity, and station address can be modified directly through the front-panel display interface or via remote register access over the RS-485 link.
Field Installation Guidelines
- Ensure all potential transformers (PTs) and current transformers (CTs) are shorted or isolated before wiring the meter inputs.
- Mount the unit securely into a standard 19-inch rack enclosure using appropriate mechanical fasteners to withstand industrial vibration profiles.
- Route communication cables inside dedicated shielded conduits separate from high-voltage power lines to minimize electromagnetic interference on the RS-485 bus.
| Quick Quotes | Receive price & availability FAST from our dedicated customer service team. |
|---|---|
| Delivery | Expedited, Freight, And International Shipping Available. |
| Condition | 100% New with Original Package |
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| Shipping Port | ShangHai, Xiamen |
| Warranty | 12 Months |
| Q: Is Our Pricing Competitive? |
| A: Yes, we collaborate with over 50 countries worldwide. As a top supplier in China, we offer significant discounts based on market trends. |
| Q: What Is the Warranty Period? |
| A: All our new and original products come with a standard one-year warranty. |
| Q: What Payment Methods Do We Accept? |
| A: We require 100% T/T (Telegraphic Transfer) payment before shipping. For items with a lead time, a 30% deposit is needed upfront, and the remaining 70% is due before shipping. If you have a representative in China, you can arrange an RMB transfer through them. |
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| A: We primarily use FedEx, DHL, UPS, and BRE for shipping. If you have an account with any of these carriers, you can handle shipping directly. We also offer free shipping to China-based freight forwarders. |
| Q: What Is Our Delivery Time? |
| A: Delivery usually takes 1-3 days after receiving the initial payment. For items with a lead time, shipping will occur according to the specified schedule. |
| Q: How Do We Package the Goods? |
| A: We ensure safe packaging with multiple layers of protection. Products are first placed in their original boxes and sealed with labels. A layer of bubble wrap is then added for collision protection during transit. Finally, the items are packed securely in durable boxes. |
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