ALH-0.66 Φ

Novel design, advanced compensation method, excellent process technology, safe and reliable performance, small and aesthetic appearance, as well as complete varieties, ideal for control, protection, and measurement.


Important Parameters
  • Rated Insulation Voltage

    AC660V

  • Power Frequency Withstand Voltage

    3kV (1min, 50Hz; between the enclosure and secondary terminal)

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Product Features

01

ALH-0.66Φ type current transformer is applicable to the places where there are small currents and small spaces, especially suitable for the drawer-type cabinets.

02

It can be installed directly by the guide rails (or by the bottom cabinets provided by our factory) or by the bus bar.

03

The direct core-through method is adopted at the primary side without disconnecting the wires. The core-through hole diameters include four types - Φ8mm, Φ12mm, Φ15mm and Φ22mm.

04

Internal iron core adopts high-quality silicon steel sheet;

05

In conformance with GB0840.2-2014;

06

Pass the National Metrology Accreditation;

07

Secondary current is divided into 5A and 1A.

Technical Parameters

Main Parameters

Rated Operating Voltage (Un)

AC660V

Rated Frequency

50~60Hz

Rated Continuous Thermal Current (Icth)

1.2 x Ipn

Rated Short Thermal Current (Ith)

60x Ipn(1sec.)

Power Frequency Withstand Voltage

3kV (1min, 50Hz; between the enclosure and secondary terminal)

Insulation Class

E

Type of Wiring Terminal

Screw pressing sheet fastening type (thread is M4)

Operating Torque

Tightening torque 0.8~1.2N.m, max. bearing torque 2.4N.m;

Degree of Protection

IP00 for terminal and IP40 for enclosure

Altitude

Not more than 3,000m

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