Crompton Controls M20 - Manual (Page 45)

44 Technical Data Emotron AB 01-2551-01r4
Technical Data for Current Transformer (CT)
Terminal tighten-
ing torque
0.56-0.79 Nm (5-7 lb-in)
Accuracy
±2%, ±1 unit cos phi>0.5; excl. current transformer; +20°C
(+68°F)
Repeatability ±1 unit 24h; +20°C (+68°F)
Temperature toler-
ance
max 0.1%/°C
Operating temper-
ature
-20 to +50°C (-4°F to +122°F)
Storage tempera-
ture
-30 to +80°C (-22°F to +176°F)
Protection class IP20
RoHS directive 2002/95/EC
Approved to CE (up to 690VAC), UL and cUL (up to 600 VAC)
Article
number
Designation
01-2520-20 Emotron M20 1x100-240/3x100-240 VAC
01-2520-40 Emotron M20 3x380-500 VAC
01-2520-50 Emotron M20 3x525-690 VAC
Type
Dimensions
(WxØ)
Weight* Mounting
CTM 010 27 (35) x Ø48 mm 0.20 kg 35mm DIN rail 46277
CTM 025 27 (35) x Ø48 mm 0.20 kg 35mm DIN rail 46277
CTM 050 27 (35) x Ø48 mm 0.20 kg 35mm DIN rail 46277
CTM 100 45 (58) x Ø78 mm 0.50 kg 35mm DIN rail 46277