A cut sheet provides equipment information that describes the specifications and features of the equipment like circuit breakers, motors, transformers, generators, and other electrical equipment.
In this article, we will discuss the cut sheet, its definition, and examples. So let us start with the basics of it.
What is Cut Sheet?
In electrical engineering, a cut sheet or electrical cut sheet, also termed equipment specifications sheet, is a document of electrical equipment that shows the technical specifications of the equipment or product. It is also referred to as a specification or spec sheet or technical data sheet.
The cut sheet is a simple way of describing technical specifications and important features of equipment like a motor, transformer, circuit breaker, etc.
In industries dealing with electrical and electronics engineering domain, the equipment’s specifications are a crucial part of the industry. This is because it provides important details about the equipment or product and its features. The specification sheet of the equipment also provides details of the pricing and manufacturer and market of the product.
The cut sheet of electrical equipment is organized into several sections, where the electrical parameters and schematic diagram are listed. The important details of the product such as voltage, current, and power ratings are mentioned in one section. The circuit diagram, component symbols, and connection points are shown in another section. One section provides information about the tolerance and safe operating conditions of components of the equipment.
Who Creates a Cut Sheet?
Generally, the cut sheet of a product or equipment is created by the manufacturer. Sometimes, it is also created by marketers, distributors, or retailers of the product to provide information about the product to the customers.
Basically, It is similar to an advertisement, but it does not mean selling or promoting the product, instead, it focuses on providing details of the product. The technical information about the product is generally determined by electrical engineers and professionals.
Examples of Cut Sheets
The cut sheet is an important document of equipment that is used during the installation of an electrical or electronic device. Therefore, every electrical and electronic profession must know about the parameters and their meaning which are listed in a cut sheet.
Example (1): Cut Sheet of a Miniature Circuit Breaker (MCB)
MCB is a miniature circuit breaker that is most commonly used in low-voltage electrical circuits. The cut sheet of an MCB is shown below.
| Product Type | Miniature Circuit Breaker (MCB) |
| Brand | Schneider Electric |
| Color | White |
| Product Application | Low Voltage Circuits |
| No. of Poles | Double Pole |
| Trip Mechanism | Thermal-Magnetic |
| Current Rating | 16 Amps |
| Voltage Rating | 500 Volts |
| Circuit Breaker Type | Standard |
| Product Dimensions (L×W×H) | 12 cm × 12 cm × 12 cm |
| Mounting Type | DIN Rail Mount |
Example (2): 3-Phase Oil Cooled Power Transformer
| Product Type | 3-Phase Power Transformer |
| Brand | Servokon |
| Power Rating | 10 MVA |
| Number of Phases | 3-Phase |
| Voltage Ratio | 11 kV/ 433 V |
| Cooling Type | Oil Cooled |
| Winding Material | Copper |
| Connection | Delta/Star |
| Frequency | 50 Hz |
| Insulation Class | Class A |
| Standards | IS-2026 |
| Ambient Temperature | 50 °C |
Advanced Features:
- Low maintenance cost
- Low-temperature rise
- Optimum efficiency
- Rigorous quality measures and testing standards
- Electrolyte grade 99.99% pure copper
Hence, this is all about the cut sheet of electrical equipment.