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18 Series  Moulded Case CTs
Description A range of compact low cost moulded case current transformers suitable for primary currents from 400A to 1600A with built in sealable terminal covers.
Application For transforming various primary currents into 5A or 1A standard secondary using up to 60x15mm or 50x30mm busbars or cables up to 45mm diameter.

Features
  •  
 Built in sealable terminal covers
  •  
 Mounting feet supplied
  •  
 Narrow width - 85mm
  •  
 Wide range of primary current

Specification
  •  
 Conforms to IEC 185, BS 7626, BSEN 60044-1 and IEC 60044-1
  •  
 Rated system voltage 0.72 / 3kV
  •  
 Continuous Current 1.2 x rated current
  •  
 Ambient temperature range -30ºC to 85ºC

Range
  Class 3 Class 1 Class 0.5
VA 2.5 5 10 15 2.5 5 10 15 2.5 5 10 15
400A A1 A2 A3 - A5 A6 A7 - A9 A10 - -
500A B1 B2 B3 - B5 B6 B7 - B9 B10 - -
600A C1 C2 C3 - C5 C6 C7 - C9 C10 C11 -
750A D1 D2 D3 - D5 D6 D7 - D9 D10 D11 -
800A E1 E2 E3 - E5 E6 E7 - E9 E10 E11 -
1000A F1 F2 F3 F4 F5 F6 F7 F8 F9 F10 F11 -
1200A G1 G2 G3 G4 G5 G6 G7 G8 G9 G10 G11 G12
1250A H1 H2 H3 H4 H5 H6 H7 H8 H9 H10 H11 H12
1500A J1 J2 J3 J4 J5 J6 J7 J8 J9 J10 J11 J12
1600A K1 K2 K3 K4 K5 K6 K7 K8 K9 K10 K11 K12
1A Secondary available by request.
Order example: A moulded case current transformer type 18, with 5A secondary and 1000A primary 5VA class 1 is part number 18-5-F6

Dimensions

Data Sheet In PDF Format Available here

 

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