Cressall

Load Banks

DC70/3, DC110/3 & DC220 portable load banks

The DC70/3 & DC110/3 are light weight (10kg) portable load banks for discharge testing of 28V and 50V batteries, fully adjustable from 0 – 3kW continuously

DC70

Capacity DC110/3

0.6A to 120A at 20-28V DC, fully variable. Max 3kW. Sections of 0.6-5, 5, 10, 20 and 2 x 40A

Capacity DC70/3

0.6A to 70A at 30-50V DC, fully variable. Max 3kW. Sections of 0.6-5, 5, 2×10 and 2 x 20A

Controls

Integral control panel with hinged weatherproof lid with:
Fixed sections: 6 toggle switches
Variable section: 1 knob to control graded rheostat
Fuse: 1 Banana sockets: 2 x 4mm for output of shunt

Resistor Elements

Expanded mesh and mica card elements wound with high-grade nickel-chrome stainless steel resistance tape with 750V primary insulation.

Cooling

Fan cooled with two 170mm fan powered from the test load itself. The fans are mounted on one side of the load bank and blow horizontally through mesh screens on the opposite side.

Ammeter shunt

Rating: 100A = 100mV

Input cables and connectors

Two 2.4m 25mm2 flexible input cables complete with M10 lugs and quick-release connectors.

Case

All aluminium, finished in blue powder coat, with instructions and warning labels. The load bank is fitted with a detachable cover with carrying handle and built-in cable stowage box.

Dimensions: 400 x 200 x 450mm high
Weight: 10kg complete

Download DC70/110 load bank data sheet

The DC220 is a light weight (10kg) portable load bank for discharge testing of batteries up to 50V DC and at currents of up to 220A.

loadbanks-dc220

Capacity

Fully variable 0.6A to 210A at 30-50V DC. Max 10.5kW.

Sections of 0.6 to 5, 5, 10, 20 and 5 x 30A

@ 45V – 210A with all sections connected

Controls

Fixed sections: 9 toggle switches

Variable section: knob to control graded rheostat

Fuse: 1

Resistor Elements

Expanded mesh and mica card elements wound with high-grade nickel-chrome stainless steel resistance elements.

Cooling

Fan cooled by four 30-50 VDC fans, taking their supply from the test load. Overtemperature protection. Insulating voltage 750 V.

Ammeter shunt

Rating: 100A = 100mV

Input cables and connectors

Two 2.5m, 50mm2 flexible input cables complete with M12 lugs and quick-release connectors.

Metering circuit: 4mm banana socket.

Case

Blue aluminium case with mesh over air ducts on 4 omni-directional braked castors.

Carrying handle. Ingress protection IP 20. With instructions and warning labels.

Dimensions: 540 x 280 x 490mm high
Weight: 10kg complete

Download DC220 load bank data sheet