12-28-98 sb98107 rev. a form no. fwa 130 page 1 of 2 bif doc #720001 bussmann fwa 130v 1000-4000a electrical characteristics ordering information dimensions curves rated i 2 t (a 2 sec) carton see page current clearing watts part carton weight figure or type rms-amps pre-arc at 130v loss number qty. (lbs) number (bif #) 1000 170000 460000 60 fwa-1000ah ______________________________________________________________________________________ 1200 270000 730000 70 fwa-1200ah ______________________________________________________________________________________ 1500 520000 1400000 78 fwa-1500ah page 21 ______________________________________________________________________________________ fwa 2000 860000 2400000 108 fwa-2000ah 1 3.3 fig. 1 (35785301) 130v ______________________________________________________________________________________ 2500 1500000 4100000 130 FWA-2500AH ______________________________________________________________________________________ 3000 2100000 5700000 150 fwa-3000ah ______________________________________________________________________________________ ______________ 4000 3400000 9200000 257 fwa-4000ah fig. 2 n interrupting rating 200ka rms symmetrical. 1 kg = 2.2 lbs 1 lb = 0.45 kg n watts loss provided at rated current. n 130 vdc u.l. recognition on 1000 through 2000 amperes only. n see accessories on page 20. total clearing i 2 t the total clearing i 2 t at rated voltage and at power factor of 15% are given in the electrical characteristics. for other volt- ages, the clearing i 2 t is found by multi- plying by correction factor, k , given as a function of applied working voltage, e g , (rms). arc voltage this curve gives the peak arc voltage, u l , which may appear across the fuse during its operation as a function of the applied working voltage, e g , (rms) at a power factor of 15%. power losses watts loss at rated current is given in the electrical characteristics. the curve allows the calculation of the power loss- es at load currents lower than the rated current . the correction factor, k p , is given as a function of the rms load cur- rent, i b , in % of the rated current . 130 104 65 26 1.5 1.0 0.5 0.3 0.2 0.15 e g k u l e g 200 100 100 150 50 300 k p 1.0 0.8 0.4 0.5 0.6 0.3 0.2 0.1 30 40 50 60 70 80 90 100% i b electrical characteristics
12-28-98 sb98107 rev. a form no. fwa 130 page 2 of 2 bif doc #720001 bussmann fwa 130v 1000-4000a 1.875 1.875 b c c b d order # fig. b c d thread depth fwa-1000ah-2000ah 1 2.0 1.0 ? tapped ?-24 ? ?a fwa-3000ah 1 3.0 1.5 ? tapped ?a-20 ? ?a fwa-4000ah 2 3.5 1.5 1.5 tapped ?a-20 ? ?a dimension in inches. 1mm = 0.0394 1 = 25.4mm dimensions fig. 1: 1000-3000 amp range fig. 2: 4000 amp range the only controlled copy of this bif document is the electronic read-only version located on the bussmann network drive. all ot her copies of this document are by definition uncontrolled. this bulletin is intended to clearly present comprehensive product data and provide technical information that wi ll help the end user with design applications. bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distr ibution of any products. bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. once a product has been se lected, it should be tested by the user in all pos- sible applications.
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