+44 (0)1827 254 829 sales@prospot.co.uk

British Federal – Compact Spot Welder 40/63

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Compact Spot Welder type 40/63
Compact spot welding machines incorporate a weld head design, easily adapted to the 'low force
approach' system. They are supplied with ISO standard water-cooled transformers and the WS2000
programmable weld control giving constant current and full monitoring capabilities.

Features include:
Adaptability - 450mm or 600mm reach.
High Quality Welding - 16 programmable microprocessor weld control.
High Productivity - Up to 250 spot welds per minute.
Reliability - 50% duty cycle encapsulated transformers.
Versatility - Adjustable lower arm.

Options include:
•High lift system.
•Low force approach system.
•Water-cooled lower arm.
•Reversible arms for angled electrodes.
•Closed circuit water-cooled system.
•Analogue valve.

Technical specifications
Continuous power @ 100% duty cycle Sp kVA 28 45
Max short circuit power Scc kVA 125 170
Max welding power Smax kVA 100 136
Nominal power@50% DC S50 kVA 40 63
Nominal supply voltage U1n Volts 380/440 380/440
Continuous primary current @ 100% DC I1p Amps 70 108
Supply frequency Hz 50 50
Supply phases 2 2
Supply capacity kVA 75 102
HRC fuse size to BS88 Amps 80 125
Feed cable c.s.a up to 30m long mm² 25 35
Max short ciruit primary current I1cc Amps 300 410
Max short circuit secondary current I2cc Amps 19,000 22,000
Max welding current I2max Amps 15,200 17,600
Duty cycle for max welding Xmax % 8.1 10.7
Continuous secondary current @ 100% dc I2p Amps 4,500 6,300
Number of taps 3 3
Secondary open circuit Volts U20 volts 6.3/5.6/5.1 7.0/6.3/5.6
Weld cylinder diameter mm 100 100
Weld force min/max with a 5.5 bar supply kN 1.2/4.3 1.2/4.3
Weld forcemin/max with an 80 psi supply lbs 270/980 270/980
Weld cylinder stroke max mm 63 63
Free air consumption for spot  with 1,00 strokes 2.2 2.2
Air pressurer normal P1 bar 5.5 5.5
Air pressure max operating P2 bar 7 7
Air connection/hose size BSP/inch 3/8″ / 1/2″ 3/8″ / 1/2″
Cooling water min operating pressure bar 3 3
Cooling water consumption litre/min 20 20
Cooling water max inlet temperature °C/°F 30/86 30/86
Shipping specification – Machine Size width (mm) 600 600
depth (mm) 1,175 1,175
height (mm) 1,635 1,635
Machine Weight kg (nett) 408 408

All of our machines are priced and sold as ‘Machine Only’ if you wish to have us deliver, Install and/or commission your new purchase, please request prices from our Sales Team. We offer a full range of services to suit all sizes of business and budgets.

+44 (0)1827 254 829

sales@prospot.co.uk