A primary winding solid core measuring current transformer, supplied with fixing feet/DIN rail clip and integral hinged terminal cover. This TA432 current transformer has a 32mm diameter aperture (Busbar window 40.5x10.5mm, 32.5x20.5mm & 25.5x25.5mm) and is available with primary currents from 100 to 1000A.
HOUSING
- Housing material: self extinguishing polycarbonate
- Protection degree (EN60529): IP40 housing - IP20 terminals
- Option: sealable terminal cover
- Mounting: snap-on 35mm rail, screw type for wall mounting
- Rail type: top hat TH35-15 (EN60715)
- Weight: 420 grams (Max.)
SPECIFICATIONS
- Rated primary current I : 100…1000A
- Rated frequency: 50Hz
- Working frequency: 47…63Hz
- Option: rated requency 400Hz (burdens to the advised)
- Rated continuous thermal current Icth : 100% Ipr
- Rated short-time thermal current Ith : < 60Ipr
- Rated dynamic current I dyn : 2,5Ith
- Instrument security factor (FS): ≤ 5
- Rated secondary current I: 5 - 1Asr
- Rated burden: 1…15VA (see table)
- Accuracy class: 0,5 – 1 – 3 (see table)
CONNECTIONS
PRIMARY
- Passing cable/bus bar primary
- Fixing on bar: screws, with insulated caps
- Suggested tightening torque: 0,2Nm
SECONDARY
- 4 screw terminals (max. cable section 6mm )+ 2 fast-ons (4,8x0,8)mm
- Suggested tightening torque: 0,5Nm
- Suggested tightening max.: 0,8Nm
- Connections label: primary winding P1(K) – P2(L), secondary winding s1(k) – s2(l)
