Electrofit Zapi - HF Controllers for Separately Excited Motors

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HF Controllers for Separately Excited Motors

The Separately Excited Controller range offers High Frequency Mosfet Controllers with regenerative braking for control of separately excited motors.

General features include:

• Microprocessor Logic • Simple Programming • Faults Memory

• Internal Battery Discharge Indicator


Sem X	Controller for Separately Excited DC Motors
The SEM-X controller is suitable for pallet trucks, floor cleaning machines and small capacity trucks, fitted with DC Separately Excited Motors up to 700W.

	Technical Features: Supply voltage: 24, 36V Maximum current: 75 - 110A Maximum Field Current: 35 Amps Armature Switching Frequency: 16KHz Field Switching Frequency: 1KHz Internal Hour Meter	Temperature Range: -30° to +40°C Internal Battery Discharge Indicator RS 232 Serial Link Complies with European CE Standards Protection IP64 Dimensions: 120 x 140 x 48m
General Features: • Mosfet Technology • Microprocessor Logic • Faults Memory • Programming via Digital Console • Regenerative Braking


Sem Zero	Controller for Separately Excited DC Motors
This controller has been developed for road traction vehicles and small trucks and is suitable for electrical vehicles, fitted with DC Separately Excited Motors between 500W to 2Kw.

	Technical Features: Supply voltage: 24 - 36V Maximum current: 100 - 200A Maximum Field Current: 35 Amps Armature Switching Frequency: 16KHz Field Switching Frequency: 1KHz Internal Hour Meter	Temperature Range: -30° to +40°C Internal Battery Discharge Indicator (BDI) RS 232 Serial Link Complies with European CE Standards Protection IP64 Dimensions: 140 x 120 x 85mm
General Features: • Mosfet Technology • Microprocessor Logic • Faults Memory • Programming via Digital Console • Regenerative Braking


Sem 1C	Controller for Separately Excited DC Motors
This controller has been developed for road traction vehicles and small trucks and is suitable for electrical vehicles, fitted with DC Separately Excited Motors between 500W to 2Kw.

	Technical Features: Supply voltage: 24 - 48V Maximum current: 300A Maximum Field Current: 35 Amps Armature Switching Frequency: 16KHz Field Switching Frequency: 1KHz Internal Hour Meter	Temperature Range: -30° to +40°C Internal Battery Discharge Indicator (BDI) RS 232 Serial Link Complies with European CE Standards Protection IP64 Dimensions: 210 x 150 x 74mm
General Features: • Mosfet Technology • Microprocessor Logic • Faults Memory • Programming via Digital Console • Regenerative Braking

Sem 2 & Sem 3

Controllers for Separately Excited DC Motors

These controllers have been developed for reach trucks, medium size lift trucks and tractors fitted with DC Separately Excited Motors between 2.5Kw to 12Kw.

Sem 2 Technical Features:

SEM 2 is suitable for motors between 2.5Kw to 5.5Kw

Voltage Range: 24, 36, 48V DC
Maximum current

24V : 500 Amps - Booster Current 580 Amps

36V : 250 Amps - Booster Current 300 Amps

48V : 350 Amps - Booster Current 400 Amps

Dimensions: 367 x 150 x 85mm

Sem 3 Technical Features: SEM 3 is suitable for motors between 6Kw to 12Kw

Voltage Range: 48, 72, 80, 96V DC
Maximum current: 48V : 600 Amps All others : 400 Amps
Dimensions: 518 x 150 x 85mm

Sem 2 and Sem 3 Technical Features:

Maximum Field Current: 50 Amps all versions
Armature Switching Frequency: 16KHz
Field Switching Frequency: 1KHz
Temperature Range: -30° to +40°C
Resistance Range of Field Winding : 0.3 to 0.6 Ohms

General Features:

• Mosfet Technology • Microprocessor Logic • Faults Memory • Programming via Digital Console • Regenerative Braking • Internal Hour Meter • Internal Battery Discharge Indicator • RS 232 Link• Complies with European CE Standards • Mosfet Technology • Microprocessor Logic • Faults Memory • Programming via Digital Console • Regenerative Braking


Dual Sem Zero	Controller for Separately Excited DC Motors
This controller has been developed for Twin Separately Excited Traction Motors between 500W to 2Kw each.

	Technical Features: Supply voltage: 24 - 36V Maximum current: 200A + 200A, 24V , 150A + 150A, 36V Armature Switching Frequency: 16KHz Field Switching Frequency: 1KHz Temperature Range: -30° to +40°C Electronic Differential	Internal Hour Meter Internal Battery Discharge Indicator (BDI) RS 232 Serial Link Complies with European CE Standards Protection IP64 Dimensions: 245 x 225 x 128mm
General Features: • Mosfet Technology • Microprocessor Logic • Faults Memory • Programming via Digital Console • Regenerative Braking


Dual Sem 2 & Dual Sem 3	Controllers for Separately Excited DC Motors
These controllers have been developed for 3 and 4 wheel electric trucks fitted with Dual Separately Excited Traction Motors between 1.5Kw to 12Kw for each motor.

	Dual Sem 2 Technical Features : Dual SEM 2 is suitable for motors between 1.5Kw to 5Kw Voltage Range: 24, 36, 48V DC Maximum current: 24V : 500 Amps 36V : 250 Amps 48V : 350 Amps Dimensions: 250 x 345 x 100mm Dual Sem 3 Technical Features: Dual SEM 3 is suitable for motors up to 12Kw Voltage Range: 48, 72, 80, 96V DC Maximum current: 48V : 600 Amps All others : 400 Amps Dimensions: 250 x 512 x 100m Dual Sem 2 and Sem 3 Technical Features: Maximum Field Current: 50A + 50A Armature Switching Frequency: 16KHz Field Switching Frequency: 1KHz Electronic Differential Sensor for Steering Wheel Position Regenerative Braking Temperature Range: -30° to +40°C Internal Hour Meter Internal Battery Discharge Indicator RS 232 Link Complies with European CE Standards
General Features: • Mosfet Technology • Microprocessor Logic • Faults Memory • Programming via Digital Console


Tri-Plat	Control Equipment for Boom Lifts and Platforms
This controller has been developed for machines such as aerial platforms, boom-lifts and scissor-lifts. It is suitable for electrically powered vehicles fitted with two Separately Excited traction motors and one Series/Compound wound pump motor . The controllers for all of these motors are contained in a single enclosure. Traction motors can be between 1Kw to 2.5Kw each , and pump motor up to 3.5Kw . The enclosure also contains drivers for on/off valves, and a proportional valve. .

	Technical Features: Supply voltage: 24 - 48V Maximum current: Traction 300A + 300A + lifting 300A (24V) Traction 180A + 180A + lifting 270A (48V) High Frequency: 16KHz Drivers for Electrovalves: 14 on/off, plus 1 proportional valve Inputs: 6 on/off, plus 2 analogue Electronic Differential Interface for Serial Control Card MDI Interface (Multifunction Digital Instrument) : battery discharge indicator, hour meter, alarms, programmed maintenance Complies with European CE Standards Protection to IP64 Overall Dimensions: 248 x 128 x 105mm
General Features: • Mosfet Technology • Microprocessor Logic • Faults Memory • Programming via Digital Console • Regenerative Braking


PPC	Pump Motor Control Equipment for Boom Lifts and Platforms
The PPC controller has been designed to vary the speed of the pump motor in applications such as aerial platforms, scissor-lifts and boom lifts. Fitted in the same enclosure is a pump motor controller suitable for a DC Series/Compound motor up to 5Kw, plus drivers for on/off and proportional electrovalves.

	Technical Features: Supply voltage: 24 - 48V Maximum current: 500A for 24V, 350A for 48V High Frequency: 16KHz Drivers for Electrovalves: 14 on/off, plus 1 proportional valve Inputs: 6 on/off, plus 2 analogue Interface for Serial Control Card (Upper Box) MDI Interface (Multifunction Digital Instrument) : battery discharge indicator, hour meter, alarms, programmed maintenance Complies with European CE Standards Protection to IP64 Overall Dimensions: 248 x 128 x 105mm
General Features: • Mosfet Technology • Microprocessor Logic • Faults Memory • Programming via Digital Console • Regenerative Braking

Home· HF AC Inverters · HF Controllers for Series Motors · HF Electric Power Steering ·HF Controllers for Permanent Magnet Motors

HF Battery Chargers · Accessories · Retrofit Systems · Company Profile

Electrofit Zapi Ltd. Unit 2, Halesfield 17, Telford, Shropshire, TF7 4PW, England, +44 (0)1952 582482