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Arrangements for measuring electric power or power factor
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Industry
CPC
G01R21/00
This industry / category may be too specific. Please go to a parent level for more data
Parent Industries
G
PHYSICS
G01
Measuring instruments
G01R
MEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES
Current Industry
G01R21/00
Arrangements for measuring electric power or power factor
Sub Industries
G01R21/001
Measuring real or reactive component; Measuring apparent energy
G01R21/002
Measuring real component
G01R21/003
Measuring reactive component
G01R21/005
Measuring apparent power
G01R21/006
Measuring power factor
G01R21/007
Adapted for special tariff measuring
G01R21/008
Measuring maximum demand
G01R21/01
in circuits having distributed constants
G01R21/02
by thermal methods
G01R21/04
in circuits having distributed constants
G01R21/06
by measuring current and voltage
G01R21/07
in circuits having distributed constants
G01R21/08
by using galvanomagnetic effect devices
G01R21/09
in circuits having distributed constants
G01R21/10
by using square-law characteristics of circuit elements
G01R21/12
in circuits having distributed constants
G01R21/127
by using pulse modulation
G01R21/1271
Measuring real or reactive component, measuring apparent energy
G01R21/1273
Measuring real component
G01R21/1275
Measuring reactive component
G01R21/1276
Measuring apparent energy
G01R21/1278
Adapted for special tariff measuring
G01R21/133
by using digital technique
G01R21/1331
Measuring real or reactive component, measuring apparent energy
G01R21/1333
adapted for special tariff measuring
G01R21/1335
Tariff switching circuits
G01R21/1336
Measuring overconsumption
G01R21/1338
Measuring maximum demand
G01R21/14
Compensating for temperature change
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