emergency power supply vs emergency power source

Both 'emergency power supply' and 'emergency power source' are correct phrases that can be used interchangeably. They both refer to a backup power system that can be used in case of a power outage or emergency situation.

Last updated: March 25, 2024 • 511 views

emergency power supply

This phrase is correct and commonly used in English.

This phrase refers to a backup power system that can be used in case of a power outage or emergency situation.

Examples:

The hospital has an emergency power supply to ensure continuous operation during blackouts.
Make sure the emergency power supply is fully charged in case of an emergency.
The data center relies on an emergency power supply to prevent data loss during power outages.

Show examples from the web [+]

Cotton, is there an emergency power supply to the transfer station?
Provides reliable operation for a minimum of 30 minutes after total failure of the normal electrical generating system, taking into account other loads on the emergency power supply and operational procedures;
The projected operating period for the emergency power supply is to be defined according to the defined purpose of the passenger vessel.
A gas meter powered from the mains (AC or DC) shall be provided with an emergency power supply device or other means to ensure, during a failure of the principal power source, that all measuring functions are safeguarded.
1 All tunnels shall have an emergency power supply able to ensure the functioning of safety equipment until all users have evacuated the tunnel.
All tunnels shall have an emergency power supply able to ensure the functioning of safety equipment until all users have evacuated the tunnel.
The emergency power supply shall be automatically operative after the total failure of the main electrical generating system and clear indication shall be given on the instrument that the attitude indicator is being operated by emergency power.
A gas meter powered from the mains (AC or DC) shall be provided with an emergency power supply device or other means to ensure, during a failure of the principal power source, that all measuring functions are safeguarded.
Does the Commission know why two of the four redundant emergency power supply systems failed simultaneously for the same reason, and why the other two did not also fail?
an emergency power supply, independent of the main electrical generating system, for the purpose of operating and illuminating an attitude indicating system for a minimum period of 30 minutes.
Does the Commission consider it possible, by means of safety systems and the configuration of the various reactor types in the Member States, for common cause failures (failure of several components for the same cause) in emergency power supply to be completely ruled out?
Provides reliable operation for a minimum of 30 minutes after total failure of the normal electrical generating system, taking into account other loads on the emergency power supply and operational procedures;
All tunnels shall have an emergency power supply able to ensure the functioning of safety equipment until all users have evacuated the tunnel.
Before drawing final conclusions, a full analysis of the accident in Japan is essential; the assessment should cover the most important issues, such as safety requirements for earthquakes, as well as emergency power supply assistance for reactor cooling.
On day-trip vessels up to 25 m LWL and on motor vessels a separate emergency power supply is sufficient.
A gas meter powered from the mains (AC or DC) shall be provided with an emergency power supply device or other means to ensure, during a failure of the principal power source, that all measuring functions are safeguarded.

Alternatives:

backup power supply
standby power supply
emergency power backup
secondary power supply
reserve power supply

emergency power source

This phrase is correct and commonly used in English.

This phrase also refers to a backup power system that can be used in case of a power outage or emergency situation.

Examples:

The building has an emergency power source that automatically kicks in during power failures.
An emergency power source is essential for critical infrastructure like airports.
The emergency power source is designed to provide electricity when the main power supply fails.

Show examples from the web [+]

The following are admissible for use as an emergency power source:
There shall be at least two power sources for the electrical part of the fire alarm system, one of which shall be an emergency power system (i.e. emergency power source and emergency switchboard).
spaces containing emergency sources of power and lighting,
Inspection of emergency source of power to radio installations,
.5 The emergency source of power required by paragraph.1 shall:
inspection of emergency source of power to radio installations,
.4 The emergency switchboard shall be situated as near as practicable to the emergency source of power.
Control stations are those spaces in which the ship's radio or main navigating equipment or the emergency source of power is located or where the fire recording or fire control equipment is centralized.
.16 Control stations are those spaces in which the ship's radio or main navigating equipment or the emergency source of power is located or where the fire recording or fire control equipment is centralised.
the cables and associated equipment supplied from the emergency source of power should, as far as practicable, be kept within the safe area;
A gas meter powered from the mains (AC or DC) shall be provided with an emergency power supply device or other means to ensure, during a failure of the principal power source, that all measuring functions are safeguarded.
A gas meter powered from the mains (AC or DC) shall be provided with an emergency power supply device or other means to ensure, during a failure of the principal power source, that all measuring functions are safeguarded.
These cables shall never be routed through the main engine room, galleys or rooms where the main power source and its connected equipment is installed, except insofar as it is necessary to provide emergency equipment in such areas.
Reroute emergency power to inertial dampers.
The equipment alone requires a massive power source.
- independently of external power sources.
The vibranium power source should be there.
There's a power source inside...
Its power source was nuclear energy.
Those surges fried most of our power sources.

Alternatives:

backup power source
standby power source
emergency power backup
secondary power source
reserve power source

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emergency power supply vs emergency power source