Cut Sheet: What is it? (Example Cut Sheets Included)

Electrical4u
03/30/2024

what is a cut sheet

What is a Cut Sheet?

A cut sheet (also known as a spec sheet or specification sheet) is an equipment information sheet that provides and describes the specifications and/or features of a piece of equipment. These are common in the electrical industry for equipment such as motors, circuit breakers, transformers, and other electrical equipment.

Any commercial electrical job typically has to have all material or equipment approved by the electrical engineers, owners, or both. A cut sheet gives you sizes, ratings, capacities, colors—and any other information potentially needed for an installation.

Many cut sheets or spec sheets include a photograph and lists of parts of the equipment as well as other equipment model numbers and the features of their alternate models.

The alternate equipment model number and features in the cut sheet are very useful for comparison purposes to help you make sure you’ve got the right piece of equipment for your project.

Cut Sheet Examples

The cut sheet is essentially a report that is used during the installation of electrical equipment. Hence, a cut sheet of any electrical equipment provides sizes, ratings, capacities of the equipment, etc.

For example, a cut sheet or data-sheet of an MCB (Miniature Circuit Breaker) provides important specifications like its rated current, poles description, its application, trip mechanism, network type, network frequency, braking capacity, rated operating voltage, etc.

Let’s look at an example of this.

Example 1: Miniature Circuit Breaker (MCB)

MCB
Miniature Circuit Breaker (MCB)

Main Specifications:

The main specifications of a Miniature Circuit Breaker (MCB) are listed in the below cut sheet (which you can see basically reads like a data-sheet).

Product Type Miniature Circuit Breaker (MCB)
Product Application Distribution Network
Poles Description 1P
Trip Mechanism Thermal-magnetic
Line Rated Current 1.5 A (250 C)
Network Type AC/DC
Network Frequency 50/60 Hz
Breaking Capacity 5 kA, 240 V AC
10 kA, 120 V AC
10 kA, 60 V DC
Rated Operating Voltage 240 V AC
120 V AC
60 V DC

Example 2: Liquid-filled transformer

Transformer
Oil-Filled Transformer

The main specifications and advanced features of an Oil-filled Transformer are listed in the example cut-sheet below.

Main Specifications:

Product Type Oil-filled transformer
Liquid fluids type Mineral oil, Silicone transformer oil, Less flammable seed oil
Primary Voltage 2.4 kV to 69 kV
Secondary Voltage 600 V to 35 kV
kVA Rating 225 kVA to 20,000 kVA
Applications Commercial and Industrial applications

Advanced Features:

  1. High-frequency standards

  2. Sealed Tank construction

  3. Copper or Aluminum windings

  4. Self-cooled Overload capabilities

  5. Fan-cooled Overload capabilities

  6. The higher standard than conventional Dry Type Transformers

  7. Less flammable fluids available for indoor applications

  8. Ideal for a wide variety of commercial and industrial applications

Statement: Respect the original, good articles worth sharing, if there is infringement please contact delete.

Electrical4u

Electrical4U is dedicated to the teaching and sharing of all things related to electrical and electronics engineering.

Classification of Electric Power Distribution Network Systems
Classification of Electric Power Distribution Network Systems
The typical electric power system network is categorized into three main components: generation, transmission, and distribution. Electric power is produced in power plants, which are often located far from load centers. As a result, transmission lines are employed to deliver power over long distances.To minimize transmission losses, high-voltage power is used in transmission lines, and the voltage is reduced at the load center. The distribution system then delivers this power to end-users.Types
Edwiin
06/05/2025
Why is the Ground Wire Always Positioned Above the Overhead Power Lines?
Why is the Ground Wire Always Positioned Above the Overhead Power Lines?
Ground Wire in Overhead Transmission LinesThe ground wire (also called earth wire or OPGW) installed above phase lines in overhead transmission lines acts as a key protective and safety component. It provides lightning protection, ground fault defense, and helps prevent electrical system disruptions.In overhead transmission lines, positioning the ground wire above phase lines serves specific safety and performance purposes. Referred to as a "shield wire" or "static wire," this configuration has
Edwiin
06/04/2025
What is the Power Angle in a Power Transmission Line?
What is the Power Angle in a Power Transmission Line?
The power angle, denoted by δ, is the phase angle difference between two voltage levels in a power transmission line. Specifically, it represents the angular discrepancy between the sending-end voltage phasor and the receiving-end voltage (or between voltages at two bus points). In simpler terms, it quantifies the phase shift between voltage and current waveforms in the transmission line.Also referred to as the torque angle or load angle, this parameter is critical for two key reasons: it
Edwiin
06/04/2025
Permanent Magnet Moving Coil or PMMC Instrument
Permanent Magnet Moving Coil or PMMC Instrument
DefinitionInstruments that utilize a permanent magnet to generate a stationary magnetic field within which a coil moves are known as Permanent Magnet Moving Coil (PMMC) instruments. They operate on the principle that torque is exerted on a moving coil situated in the magnetic field of a permanent magnet. PMMC instruments provide accurate results for direct current (DC) measurements.Construction of PMMC InstrumentThe moving coil and the permanent magnet are the key components of a PMMC instrument
Edwiin
05/30/2025
Inquiry
Download
Experts Electrical is dedicated to serving the personnel in the global power industry.
Join Experts Electrical, not only can you discover power equipment and power knowledge, but also canhnd like - minded friends!