BK Precision TR-110 Isolation Transformer

The BK Precision TR-110 is an isolation transformer designed to provide a safe and isolated power source for testing transformerless equipment. It features dual outputs: a direct output and an isolated output with selectable voltage ranges.

### Technical Specifications

* **Input Requirements:** 105-130 VAC, 60 Hz
* **Direct Output Power Rating:** 500 VA continuous
* **Isolated Output Power Rating:** 350 VA continuous, 500 VA intermittent
* **Direct Output Connection:** Duplex outlet (3-conductor)
* **Isolated Output Connection:** Duplex outlet (3-conductor)
* **Isolated Output Voltage Selection:** 9 combinations via two 3-position slide switches, ranging from 90 to 140 V
* **Regulation (Isolated Output):** Voltage change less than 4% with no load (at 350 VA)
* **Isolation Leakage:** Less than 0.1 mA (at 25°C, 50% RH)
* **Nominal Output Voltage (120V input):** 117-124 V
* **Continuous Output Current (Direct):** 1.25 A
* **Intermittent Output Current (Direct):** 2 A
* **Power Requirements:** 120 VAC, 60 Hz, 175W
* **Operating Temperature:** 32° to 104°F (0° to +40°C)

### Physical Dimensions

* **Dimensions (HxWxD) for TR-110:** 5.1 x 5.5 x 8 inches (130 x 140 x 200 mm)
* **Weight for TR-110:** 11 lbs (5 kg)

### Safety and Compliance

* **Isolation Compliance:** Complies with UL standard 1012, May 1977

### Features

* **Dual Output Isolation:** Essential for safe testing of “hot chassis” or transformerless equipment, preventing shock hazards and instrument damage.
* **Direct Output:** Provides line voltage for auxiliary equipment up to 500 VA.
* **Isolated Output with Voltage Selection:** Offers flexibility with selectable voltage outputs, useful for testing components sensitive to voltage variations.
* **Self-contained Power Switch with Pilot Lamp:** Indicates power status.

Why Choose Aumictech for the BK Precision TR-110?
At Aumictech, we specialize in supplying high-end test and measurement equipment. Whether you need reliable isolation for sensitive electronic testing, versatile voltage output configurations, or robust equipment for laboratory and field applications, our team ensures the BK Precision TR-110 delivers maximum performance and safety for your application.