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    Norfolk Capacitors Limited
     
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    Made in
    Great Britain
     
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    		Thyristor Snubber Capacitors ~ tables
    4000V - 6500V - 8000V
    ZC - 4000V range
    Udc = 1750V
    		 UN = 2800V Us = 4000V Umax = 1250V rms
    C
    (µF)    		 Imax
     (Arms)    		 Ip
     (A)    		 Rs
     (mW)    		 L
     (nH)    		 Rq
         (°C/W)    		 Ø
     (±2 mm)    		 H
    (±2 mm)    		 Thread
    Part Number
    0.33
    9
    150
    4.01
    8
    12.08
    40
    73
    M6 x 6
    ZC2600
    0.50
    14
    225
    2.65
    8
    10.43
    45
    73
    M6 x 6
    ZC2601
    0.68
    19
    300
    1.95
    8
    8.74
    50
    77
    M8 x 8
    ZC2602
    0.75
    21
    335
    1.76
    8
    7.74
    55
    77
    M8 x 8
    ZC2603
    1.00
    28
    450
    1.32
    8
    6.91
    60
    77
    M8 x 8
    ZC2604
    1.25
    35
    560
    1.06
    8
    6.22
    65
    77
    M8 x 8
    ZC2605
    1.50
    42
    675
    0.88
    8
    5.64
    70
    77
    M8 x 8
    ZC2606
    2.00
    56
    895
    0.66
    8
    4.71
    80
    77
    M8 x 8
    ZC2607

    ZC - 6500V range
    Udc = 2800V
    		 UN = 4500V Us = 6500V Umax = 1600V rms
    C
    (µF)    		 Imax
     (Arms)    		 Ip
     (A)    		 Rs
     (mW)    		 L
     (nH)    		 Rq
         (°C/W)    		 Ø
     (±2 mm)    		 H
    (±2 mm)    		 Thread
    Part Number
    0.33
    6
    100
    6.83
    12
    6.48
    40
    116
    M6 x 6
    ZC2147
    0.50
    10
    150
    4.55
    12
    5.65
    45
    116
    M6 x 6
    ZC2115
    0.68
    13
    200
    3.35
    12
    5.00
    50
    120
    M8 x 8
    ZC2116
    0.75
    14
    225
    3.03
    12
    5.00
    50
    120
    M8 x 8
    ZC2148
    1.00
    19
    300
    2.28
    12
    4.46
    55
    120
    M8 x 8
    ZC2105
    1.25
    24
    380
    1.82
    12
    3.73
    60
    120
    M8 x 8
    ZC2178
    1.50
    28
    450
    1.52
    12
    3.64
    65
    120
    M8 x 8
    ZC2149
    1.75
    33
    530
    1.30
    12
    3.13
    70
    120
    M8 x 8
    ZC2179
    2.00
    38
    600
    1.14
    12
    3.05
    75
    120
    M8 x 8
    ZC2150

    ZC - 8000V range
    Udc = 3500V
    		 UN = 5600V Us = 8000V Umax = 2500V rms
    C
    (µF)    		 Imax
     (Arms)    		 Ip
     (A)    		 Rs
     (mW)    		 L
     (nH)    		 Rq
         (°C/W)    		 Ø
     (±2 mm)    		 H
    (±2 mm)    		 Thread
    Part Number
    0.22
    12
    200
    6.00
    15
    6.19
    45
    133
    M6 x 6
    ZC2550
    0.33
    19
    295
    4.01
    15
    5.33
    50
    137
    M8 x 8
    ZC2552
    0.50
    28
    450
    2.65
    15
    4.30
    60
    137
    M8 x 8
    ZC2554
    0.75
    40
    675
    1.76
    15
    3.58
    70
    137
    M8 x 8
    ZC2556
    1.00
    50
    900
    1.32
    15
    3.04
    80
    137
    M8 x 8
    ZC2557
    1.25
    58
    1120
    1.06
    15
    2.82
    85
    137
    M8 x 8
    ZC2558
    1.50
    68
    1340
    0.88
    15
    2.45
    95
    137
    M8 x 8
    ZC2559
    2.00
    84
    1800
    0.66
    15
    2.16
    105
    137
    M8 x 8
    ZC2561

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