VPA – Voltage transformer for indoor installation, single-pole or two-pole 

• Maximum operating voltage: up to 40.5 kV
• Accuracy class for measuring core: 0.1; 0.2; 0.2S; 0.5; 0.5S; or 1
• Safety factor: 5 or 10
• Accuracy class for protection core: 5P or 10P
• Accuracy limit factor: 5; 10; 15; or 20
•  Number of secondary cores: 1 to 4

VPV – Voltage transformer for outdoor installation, single-pole or two-pole 

• Maximum operating voltage: up to 38 kV
• Accuracy class for measuring core: 0.1; 0.2; 0.2S; 0.5; 0.5S; or 1
• Safety factor: 5 or 10
• Accuracy class for protection core: 5P or 10P 
• Accuracy limit factor: 5; 10; 15; or 20
• Number of secondary cores: 1 to 4

VLA – Voltage transformer for outdoor installation, single-pole 

• Maximum operating voltage: up to 40.5 kV
• Accuracy class for measuring core: 0.1; 0.2; 0.2S; 0.5; 0.5S; or 1
• Safety factor: 5 or 10
• Accuracy class for protection core: 5P or 10P
• Accuracy limit factor: 5; 10; 15; or 20
• Number of secondary cores: 1 to 4