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TD-245

Cooper
Part Number TD-245
Manufacturer Cooper
Description VariSTAR MUS MOV Arrester Modules
Published Sep 27, 2011
Detailed Description www.DataSheet.co.kr SUBJECT: Technical Specifications for VariSTAR® MUS MOV Arrester Modules – IEEE® Station/IEC Class ...
Datasheet PDF File TD-245 PDF File

TD-245
TD-245

Overview
www.
DataSheet.
co.
kr SUBJECT: Technical Specifications for VariSTAR® MUS MOV Arrester Modules – IEEE® Station/IEC Class 2 Technical Data TD-245 APPLICATION These epoxy-fiberglass reinforced modules containing Metal Oxide Varistors (MOV) are for use as active elements in IEC Class 2 and IEEE® station class gapless surge arresters when applied in appropriately designed housing.
Individual modules are sealed within a plastic bag and display the module number, see Figure 3 and Figure 4.
Table 1 Suggested Usage & Class Ratings IEC Energy Energy IEC High Absorption Absorption Cantilever Cantilever Line Current Level Level Strength Strength Ur Uc Dicharge IEEE® kJ/kV of Uc kJ/kV of Uc 12 mm Stud 1 inch Stud (Rating) IN (MCOV) Class HCSD (1 impulse) (2 impulse)* Iref Vref Min (Nm) (Nm) 3-60 kV 10 kA 2.
55-48 kV 2 100 kA 3.
4 5.
5 6.
0 mA Uc x 1.
24 1,130 1,695 * Rating based on two impulses with 1 minute between impulses.
** The dimensions refers to the thread size in the electrodes and to achieve the cantilever strength shown, the corresponding stud size must be used.
Table 2 Maximum Residual Voltages – Protective Characteristics – VariSTAR MUS MOV Arrester Modules Ur Arrester Rating (kV rms) 3 6 9 10 12 15 18 21 24 27 30 33 36 39 42 45 48 54 60 IEC Steep Current IEEE® Residual Front-of-Wave Voltage Protective Level (kV crest) (kV crest) 9.
2 9.
3 17.
9 18.
2 26.
8 27.
2 29.
3 29.
7 35.
6 36.
0 44.
2 44.
7 53.
0 53.
7 58.
9 59.
7 67.
5 68.
4 76.
1 77.
0 84.
4 85.
4 95.
0 96.
2 100 101 109 111 118 119 126 128 135 136 145 147 165 167 Lightning Impulse Residual Voltage (kV crest) 8/20 µs Current Wave 1.
5 kA 7.
0 13.
9 20.
9 23.
0 27.
9 34.
7 41.
8 46.
4 53.
3 60.
1 66.
6 75.
1 79.
2 86.
0 92.
8 100 107 115 131 3 kA 7.
4 14.
7 22.
0 24.
2 29.
4 36.
6 44.
0 48.
9 56.
1 63.
3 70.
2 79.
1 83.
4 90.
6 97.
8 105 112 121 138 5 kA 7.
7 15.
4 23.
1 25.
4 30.
8 38.
3 46.
2 51.
3 58.
8 66.
3 73.
6 82.
9 87.
4 95.
0 103 110 118 127 145 10 kA 20 kA 40 kA 8.
4 9.
4 11 16.
7 18.
6 21.
4 25.
0 27.
7 31.
7 27.
4 30.
4 34.
8 33.
1 36.
9 42.
1 41.
4 45.
9 52.
2 49.
8 55.
2 62.
8 55...


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