Hitachi WJ-C1 Inverters

Compact series for general purpose applications
Hitachi
 

The industrial inverters WJ-C1 series are easily configurable, very efficient and fully compatible to the older series. It offers excellent performance and flexibility.
The WJ-C1 inverters can be used to drive both induction motors (IM) and permanent magnetic motors (PM). Ideally suited for applications such as textile machines, materials handling, roller shutters, pump and fans and much more.


  • Dual rating (can be used for both light duty (LD) and normal duty (ND))
  • Easy to use programming software
  • LED control
  • Built-in RS485-Modbus
  • Built-in RS422 port
  • Optional DeviceNet, Profibus-DP, EtherCAT, PROFINET
  • Mini USB port
  • Easy sequence programming function [EzSQ]
  • 5-line WOP LCD operator (12 languages, real time clock, two-color backlight that distinguish trip status)
  • Built-in braking resistor control circuit (resistor optional)
  • Side-by-side installation
  • Conformity to global standards

Additional links:

 Technical documentation and Downloads
 Request additional information and get a price quote
 

Model range

WJ-C1 general purpose series (1 phase 200-240 V) (ND/LD)

Model Capacity,
kW
Current,
A
Deceleration time, sec Dimensions
(W x H x D), mm
Price
C1-002SFE 0.2 / 0.4 1.6 / 1.9 0-3600 68x128x109 223,00 €
C1-004SFE 0.4 / 0.55 3.0 / 3.5 0-3600 68x128x122.5 232,00 €
C1-007SFE 0.75 / 1.1 5.0 / 6.0 0-3600 108x128x170.5 265,00 €
C1-015SFE 1.5 / 2.2 8.0 / 9.6 0-3600 108x128x170.5 302,00 €
C1-022SFE 2.2 / 3.0 11 / 12 0-3600 108x128x170.5 344,00 €

WJ-C1 general purpose series (3 phase 380-480 V) (ND/LD)

Model Capacity,
kW
Current,
A
Deceleration time, sec Dimensions
(W x H x D), mm
Price
C1-004HFE 0.4 / 0.75 1.8 / 2.1 0-3600 108x128x143.5 328,00 €
C1-007HFE 0.75 / 1.5 3.4 / 4.1 0-3600 108x128x170.5 342,00 €
C1-015HFE 1.5 / 2.2 4.8 / 5.4 0-3600 108x128x170.5 373,00 €
C1-022HFE 2.2 / 3.0 5.5 / 6.9 0-3600 108x128x170.5 415,00 €
C1-030HFE 3.0 / 4.0 7.2 / 8.8 0-3600 108x128x170.5 457,00 €
C1-040HFE 4.0 / 5.5 9.2 / 11.1 0-3600 140x128x170.5 478,00 €
C1-055HFE 5.5 / 7.5 14.8 / 17.5 0-3600 140x260x155 615,00 €
C1-075HFE 7.5 / 11 18 / 23 0-3600 140x260x155 732,00 €
C1-110HFE 11 / 15 24 / 31 0-3600 180x296x165 1 022,00 €
C1-150HFE 15 / 18.5 31 / 38 0-3600 180x296x165 1 222,00 €

ProDrive Next Software

Easy to use programming software allows user-friendly and intuitive operation.
- Online monitoring of all parameters and I/O terminal status
- Parameter conversion between different series
- Faster parameter download/upload for RS422 communication

Easy operation

- LED control
- RS422 port
- Mini USB port

WOP LCD operator

- 12 languages available
- 5-line LCD operator
- Real time clock built-in
- Two-color backlight that distinguish trip status

Password function

To ensure parameters remain consistent and to hide some or all parameters.
Easy to use

Network compatibility & external ports

The WJ-C1 Series is particularly suitable for easy integration into various networks using optional fieldbus modules known from WJ200.

- RS485-Modbus (Built-in)
- RS422 port (Built-in)
- DeviceNet
- Profibus-DP
- EtherCAT
- PROFINET

Fieldbus communication PLC – WJ-C1

Fieldbus communication PLC – WJ-C1

Direct communication HMI – WJ-C1

Direct communication HMI – WJ-C1

Side-by-side installation

Inverters can be installed with no space between them to save space in the panel.
Ambient temperature 40 ºC max., individual mounting.

Ease of wiring

Screw-less terminals (control circuit terminals) spring-type for use with solid or stranded wire with ferrules.
Side-by-side installation Ease of wiring

Trip avoidance functions

Minimum time deceleration function, overcurrent suppression and DC bus AVR functions are included as standard.
These functions increase the robustness of the product and help to avoid unnecessary tripping. Improved torque limiting / current limiting function enables a load restriction to protect machinery and equipment.

Fast connection module

Connection to various field bus systems via an easy to install optional expansion card.

Easy sequence programming function [EzSQ]

Logic operations can be realised within the inverter using Hitachi’s EzSQ software without the need for external relays or PLC. User programs are compiled using a PC program which are then downloaded to the drive. This function turns the inverter, which is already equipped with many internal functions, into a very intelligent control system.
EzSQ Application Example
Energy saving through speed reduction on a spinning machine.

- Daytime: motor speed is auto-magically decreased to reduce demand during peak hours.
- Nighttime: motor speed is increased to take advantage of off-peak power rates. Average productivity is maintained.

EzSQ Application Example

Safety stop function

WJ-C1 Series conform to the applicable safety standards and corresponds to Machinery Directive of Europe. Inverter is shut down via hardware, bypassing the CPU, achieving a reliable safe stop function. Cat.3 PLe, SIL3, STO compliant as standard.
(IEC61508; IEC/EN/UL61800-5-2; IEC/EN60204-1; IEC/EN62061; EN ISO13849-1).
Safety stop function

Micro surge voltage suppress function

Hitachi original PWM control method limits motor terminal voltage to less than twice inverter DC bus voltage.
(During regeneration, the motor terminal voltage may exceed the motor maximum insulation voltage).
Micro surge voltage suppress function

Output monitoring (2 terminals)

Two programmable output terminals (Analog 0 ~ 10VDC (10-bit), pulse train (0 ~ 10VDC, max. 32kHz)) can be used to monitor items such as frequency, motor current and more.

Watt-hour monitor

Energy consumption is displayed in kWh.

Built-in BRD circuit

Built-in braking resistor control circuit as standard in all models (resistor optional).

Flexible display functions

- Automatic return to the initial display
10 mins after the last key operation, display returns to the initial parameter set.
- Display limitation
show only the contents of display parameter.
-Dual monitor
two arbitrary monitor items can be set. Parameters are selected via the Jog-Dial.

EzCOM (peer-to-peer communication)

WJ-C1 support peer-to-peer communication between multiple inverters using the built-in RS485 port. One administrator inverter is necessary in the network, and the other inverters act as master or slave.

High starting torque of 200% or greater achieved using sensorless vector control (when sized for heavy duty)

Sensorless vector control allows for the realization of high torque required for applications such as cranes, hoist, lifts etc. Auto-tuning function makes the implementation of sensorless vector control easy and effective.
High starting torque
Simple positioning control

Simple positioning control (in combination with a feedback signal)

When simple positioning function is activated, speed or positioning control operation is selectable via intelligent input. While the [SPD] input is ON, the current position counter is held at 0. When [SPD] is OFF, the inverter enters positioning control operation, and the position counter is active.

Induction motor & permanent magnet motor* control with one inverter series

The WJ-C1 inverter can be used to drive both induction motors (IM) and permanent magnetic motors (PM). PM motors are energy efficient and make effective use of available space.
*The permanent magnet motor control function is only suitable for variable torque applications such as fan and pump.
IM and PM

Dual rating

WJ-C1 can be used for both heavy and normal duty. One-frame-size smaller WJ-C1 can be applicable to certain applications.
Dual rating

Easy replacement from WJ200

The WJ-C1 continues the compact performance of its predecessor, the WJ200, with the latest components available on the market that guarantee higher performance and computing speed, as well as safe and fast running of your Easy Sequence programs with the usual HITACHI durability. Further new and convincing functions are already planned and will be available very soon in the next upgrade level.
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