def

equip

Equipment asset. See Equips chapter.

meta

supertypes

marker

Marker labels a dict with typing information

    entity

Top-level dicts with a unique identifier

subtypes

actuator

Equipment to move or control a mechanism

    damper-actuator

Actuator to regulate the flow of air

    valve-actuator

Actuator to regulate the flow of fluid

airHandlingEquip

HVAC equipment that conditions and delivers air via one or more fans

    ahu

Air Handling Unit

        doas

Dedicated Outside Air System

            mau

Makeup Air Unit

        rtu

Roof Top Unit

    fcu

Fan Coil Unit

        crac

Computer Room Air Conditioner

        unitVent

Unit Ventilator

        vrf-indoorUnit-fcu

Indoor unit fan coil unit in a VRF system

airTerminalUnit

Equipment in air distribution systems which terminate at the space

    cav

Constant air volume terminal unit

    vav

Variable air volume terminal unit

assembly

A collection of manufactured parts or subassemblies

ates

Aquifer Thermal Energy Storage system

battery

Equipment used to store electric energy

boiler

Equipment to generate hot water or steam for heating

    hot-water-boiler

Boiler which outputs hot water

    steam-boiler

Boiler which outputs steam

cable

An assembly of one or more insulated conductors

chiller

Equipment to remove heat from a liquid

circuit

Electrical circuit and its associated components such as breakers

conduit

Duct, pipe, or cable to convey a substance or phenomenon

    duct

Conduit used to convey air for HVAC

    pipe

Conduit used to convey a fluid

    wire

Cabling used to convey electricity or data

coolingTower

Equipment to transfer waste heat into the atmosphere

evse-equip

Equipment that supports the delivery of electricity to charging inlets located on EVs

    evse-assembly

Equipment that delivers electricity via EVSE ports to charging inlets located on EVs

    evse-cable

Models the electrical connection between an evse-port and an EV charging inlet

    evse-port

An EVSE port delivers electricity to a single EV charging inlet at a time

flowInverter

System to change direction of substance flow

fumeHood

Ventilation equipment to limit exposure to hazardous fumes

heatExchanger

Equipment to transfer heat between two working fluids

    coil

Heat exchanger used to heat or cool air

        coolingCoil

Coil used to cool air

        heatingCoil

Coil used to heat air

humidifier-equip

Equipment which adds moisture to air to increase humidity

luminaire

Light fixture using electricity to provide illumination

meter

Equipment to meter a substance or phenomenon

    elec-meter

Electricity meter

        ac-elec-meter

AC Electricity meter

        dc-elec-meter

DC Electricity meter

        evse-port

An EVSE port delivers electricity to a single EV charging inlet at a time

    flow-meter

Meter to measure flow rate and total volume of fluid

motor

Equipment that converts electrical energy into mechanical energy

    fan-motor

Motor used with a fan to create air flow

    pump-motor

Motor used with a pump to move fluid

panel

Enclosure for electrical and control equipment

    controls-panel

Panel housing controllers and networking gear

    elec-panel

Physical housing for electrical circuits, fuses, and breakers

plant

Central plant used to generate a substance for a process

    chilled-water-plant

Plant used to generate chilled water for cooling

    hot-water-plant

Plant used to generate hot water for heating

    steam-plant

Plant used to generate steam for heating

    vrf-refrig-plant

Group of outdoor units in a VRF system

rack

Enclosure or chassis used to mount computer and networking gear

radiantEquip

HVAC equipment that conditions a space without forced air

    chilledBeam

Conditions a space using a heat exchanger integrated into the ceiling

    radiantFloor

Heats a space using pipes or cables embedded beneath floor

    radiator

Heats a space using exposed pipes or coils

tank

Tank used to store a substance for temporary holding

thermostat

Senses and controls temperature of space in HVAC system

ups

Uninterruptible power supply

verticalTransport

Equipment to move humans and materials

    elevator

Enclosure used to move people between floors

    escalator

Moving staircase used to move people between floors

    movingWalkway

Conveyor to move people across a horizontal or inclined plane

vrf-equip

Equipment used in VRF systems

    branchSelector

Branch selector used for heat recovery in a VRF system

    vrf-indoorUnit

Indoor unit in a VRF system

        vrf-indoorUnit-fcu

Indoor unit fan coil unit in a VRF system

    vrf-outdoorUnit

Outdoor unit with one or more compressors in a VRF system

well

A well is a source of groundwater and potentially thermal energy

tags

dis

Display name for an entity

disMacro

Display name using macro syntax

equipRef

Reference to equip which contains this entity

id

Defines the unique identifier of an entity in system using a ref value type

siteRef

Reference to site which contains the entity

spaceRef

Reference to space which contains this entity

systemRef

Reference to system

children