Special Purpose Machine for copper braid wire electroforging and cutting model: SPM-SP-256 is a fully automatic machine for end solidification and cut-to-required length of copper braids from continuous lengths. The main application is for the flexible links for low voltage switchgear, etc.
The machine comprises of the following:
Decoilers & tensioners
Welding unit for electroforging
Cutter unit
Gripper-Puller unit
Control unit
415 volts, single phase AC, 50 hertz supplies.Machine is suitable for connection to 2 line of a 3 phase supply. Main supply cable 2 core type, mains disconnect switch with fuses of size recommended to be provided by the customer.
Customer to provide compressed air supply of recommended flow volume at a minimum pressure of 5.6 ksc (80 psi).
Residue free and clean cooling water at minimum 2.6 ksc pressure and temperature below 30 degree C at recommended flow rate is to be provided by the customer.
| WELDING SYSTEM | |
| Rated kVA @ 50% duty cycle | 30 kVA |
| Rated kVA @ 100% duty cycle | 21 kVA |
| Peak demand kVA (maximum) | 140 kVA |
| Maximum short circuit current (+/-10%) | 25000 Amps |
| SERVICE REQUIREMENTS | |
| Air cylinder diameter | 80 mm |
| Nominal electrode force | 250 kgf |
| Air supply pressure | 5.6 ksc |
| Free air consumption per 100 strokes | 300 litres |
| Water required @ 2.6 ksc | 15 lpm |
| COPPER BRAID DIMENSIONS | |
| Braid diameter (approx) | 1 – 4 square mm |
| Braid length | 20 -100 mm (+/- 0.5 mm) |
| Production rate for 20 mm length (approx) | 30 pieces per minute |
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