1.Modular design structure
2.Reliable over-current and short-circuit off protection
3.Fire-resistance material assure the best safety using.
4. Visible looking .
5. Fuse installing and change more convenience.
GLR series fuse combination switches mainly suitable for AC 50Hz, rated voltage up to 660V,DC rated voltage up to 440V, the rated current up to 630A, used for non-frequent on and off circuit.
Specification of Fuse Switch Disconnector
Conventional thermal current Ith (A) | 63 | 160 | 250 | 400 | 630 | 1250 | |
RT16 fuse-link dimension NT(NH) | NH00C | NH00C | NH1 | NH2 | NH3 | NH4 | |
Rated insulation voltage Ui(V) | 750 | ||||||
Rated surge-resistant voltage (Uimp kV) | 6 | ||||||
Rated working current le(A) | 380V/AC-23B | 63 | 160 | 250 | 400 | 630 | 1250 |
660V/AC-21B |
| 160 | 250 | 400 | 630 | 1250 | |
short-circuit limiting current (Iq)(Ka) | 50 | 50 | 50 | 50 | 50 | 50 | |
connected with breaking capacity (A Rms) | Rated making capability | 630 | 1600 | 2500 | 4000 | 6300 | 10000 |
Rated breaking capability | 504 | 1280 | 2000 | 3200 | 5040 | 10000 | |
Operating performance | Mechanical durability 380V | 1700 | 1400 | 1400 | 800 | 800 | 500 |
Electrical curability 380V | 300 | 200 | 200 | 200 | 200 | 100 | |
Mechanical durability 660V | 1700 | 1400 | 1400 | 800 | 800 | 500 | |
Gross weight(Kg) | 3P |
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Weight(kg) | 3P | 1 | 1.8 | 3.2 | 4.8 | 16 | 28 |
4P | 1.3 | 2.3 | 4.5 | 6.1 | 19 | 33 | |
Packing | 3P |
| 40.5*37*33 | 48.5*28*39 | 48.5*31.5*39 |
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4P |
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