The BK Precision 1746A is a 0-16 VDC, 0-10 A analog DC power supply designed for laboratory and testing applications. It offers constant voltage or constant current operation with automatic crossover, adjustable voltage and current controls, and built-in metering for monitoring output parameters. The unit is protected against overload and reverse polarity, ensuring the safety of both the power supply and the connected device.
### Technical Specifications
* **Model:** BK Precision 1746A
* **Output Voltage:** 0 to 16 VDC
* Continuously adjustable with coarse and fine controls.
* **Output Current:**
* High Range: 0 to 10 A
* Low Range: 0 to 2 A
* Adjustable current limit from 5% to 100% of maximum output current.
* **Power Output:** 180 W maximum (calculated: 16V * 10A = 160W, however short-duration peak power may exceed this)
* **Regulation:**
* Line Regulation: ≤ (0.2% + 2 mV)
* Load Regulation: ≤ (0.04% + 2 mV)
* **Ripple Voltage:** Very low
* Typical Peak-to-Peak: 2 mV
* Typical RMS: 1 mV
* **Current Regulation:** (Constant Current Mode)
* Line Regulation: Not specified
* Load Regulation: Not specified
* **Current Ripple:** 3 mA typical
* **Metering:**
* Two large, easy-to-read analog meters continuously monitor output voltage and current.
* Voltmeter: 4-digit Green LED Display, Range 0 to 99.99 V, Accuracy (0.5% + 9 digits)
* Ammeter: 4-digit Red LED Display
* **Operating Modes:**
* Constant Voltage (CV): Green LED indicator.
* Constant Current (CC): Red LED indicator.
* Automatic and smooth crossover between CV and CC modes.
* **Protection:**
* Overload Protection: Fully adjustable current limiting.
* Reverse Polarity Protection: Prevents damage from external reverse voltage.
* **Series/Parallel Operation:**
* Two supplies can be connected in series to double voltage output.
* Two supplies can be connected in parallel to double current output.
* **Cooling:** Operates continuously at full load without overheating. Requires sufficient air space around the heat sink.
* **Input Power:**
* Mains Voltage: 115 V RMS or 230 V RMS selectable.
* Line Voltage Range: 108-132 V AC
* **Dimensions:**
* Width: 10.5 in
* Height: 5.7 in
* Length: 15 in
* Weight: 20 lbs
### Interfaces
* **Output Terminals:**
* Positive (+) Terminal (Red)
* GND Terminal (Earth and chassis ground)
* **AC Input:** Polarized 3-wire AC outlet connection required.
### Physical Characteristics
* **Construction:** Reliable and durable design.
* **Controls:** Coarse and fine voltage controls. Coarse and fine current controls for limiting/setting.
* **Indicators:** LED indicators for CV/CC mode and power ON.
* **Chassis Ground:** Connected via the ground conductor of the AC line power cable for safety.
### Compatibility
* **Replaced by:** The 1746A has been replaced by the 1746B model.
* **Accessories:**
* TL 5A: 5A Hook-Up Cable Set (4mm Banana plug to alligator clip, 40″ length).
* TLPS: Power Supply Test Leads Set (includes various alligator clips and banana plug adapters).
Why Choose Aumictech for BK Precision 1746A?
At Aumictech, we specialize in supplying high-end power supply equipment. Whether you need reliable voltage and current outputs, precise control for sensitive circuits, or robust protection features, our team ensures the BK Precision 1746A delivers maximum performance for your application.
