TERMINALS

Main Circuit Terminals

Terminal Description

Terminal Symbol

Terminal Name

Terminal Symbol

Terminal Name

R(L1), S(L2), T(L3)

Main power supply input terminals

P(+), N(-)

External braking unit connection terminals

U(T1), V(T2), W(T3)

Inverter output terminals

 

 

(G)

Ground connection terminal

 

 

PD(+1), P(+)

DC reactor connection terminals

R0(R0), T0(T0)

Control power supply input terminals

P(+), RB(RB)

External braking resistor connection terminals

 

 

 

 

Screw Diameter and Terminal Width

W

W:Terminal width

Model

 

Screw

Ground Screw

Terminal

SJ700

SJ700B

diameter

diameter

width

(mm)

004037LFF2,LFUF2/007037HFF2,HFEF2,HFUF2

-

M4

M4

13

 

055,075LFF2,LFUF2/HFF2,HFEF2,HFUF2

110HFF

M5

M5

18

 

110LFF2,LFUF2/HFF2,HFEF2,HFUF2

150HFF

M6

M6

18

 

150,185LFF2,LFUF2/150-300HFF2,HFEF2,HFUF2

185-370HFF

M6

M6

23

 

220,300LFF2,LFUF2

-

M8

M6

23

 

370,450LFF2,LFUF2/370-550HFF2,HFEF2,HFUF2

450-750HFF

M8

M8

29

 

550LFF2,LFUF2

-

M10

M8

40

 

750,900HFF2,HFEF2,HFUF2

900,1100HFF

M10

M8

29

 

1100HFF2,HFEF2,HFUF2/1320HFF2,HFEF2/1500HFUF2

1320,1600HFF

M10

M8

40

 

1850,2200HF2,HFE2,HFU2

-

M16

M12

51

 

3150HF2,HFE2,HFU2

-

M16

M12

45

 

4000HF2,HFE2,HFU2

-

M12

M12

50

 

R0T0 terminals (All models)

 

M4

-

9

 

Terminal Arrangement

SJ700-004-037LFUF2, LFF2/007-037HFEF2, HFUF2, HFF2

R0

T0

R

S

T

U

V

W

(L1)

(L2)

(L3)

(T1)

(T2)

(T3)

 

 

PD

P

N

RB

(G)

(G)

 

 

(+1)

(+)

(-)

(RB)

SJ700-055-220LFUF2,LFF2, HFEF2,HFUF2,HFF2

SJ700B-110-300HFFR0 T0 RB) (R0) (T0) (RB

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R

S

T

PD

P

N

U

V

W

(L1)

(L2)

(L3)

(+1)

(+)

(-)

(T1)

(T2)

(T3)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(G)

 

 

 

 

 

 

 

(G)

SJ700-1850, 2200HFE2, HFU2, HF2

R0 T0 (R0) (T0)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R

S

T

PD

P

N

U

V

W

 

 

 

 

(G)

(G)

(L1)

(L2)

(L3)

(+1)

(+)

(-)

(T1)

(T2)

(T3)

P

(+)

SJ700-3150HFE2, HFU2, HF2

 

 

 

 

R0

T0

 

 

(R0)

(T0)

 

P

 

 

 

(+)

 

R

S

T

PD

P

N

U

V

W

 

(G)

(L2)

(+1)

(-)

(T2)

(G)

(L1)

 

(L3)

 

(+)

 

(T1)

 

(T3)

SJ700-300-370LFUF2, LFF2, 300-550HFEF2, HFUF2, HFF2 SJ700B-370-750HFF

R0 T0 (R0) (T0)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R

S

T

PD

P

N

U

V

W

 

 

 

 

 

 

(G)

(G)

(L1)

(L2)

(L3)

(+1)

(+)

(-)

(T1)

(T2)

(T3)

SJ700-450-550LFUF2, LFF2, 750-1100HFEF2, HFUF2, HFF2 1320HFEF2,HFF2/1500HFUF2

SJ700B-550-750LFF/900-1600HFF R0 T0 (R0) (T0)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R

S

T

PD

P

N

U

V

W

 

 

 

 

 

 

 

 

(L1)

(L2)

(L3)

(+1)

(+)

(-)

(T1)

(T2)

(T3)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(G)

 

 

 

 

 

 

 

 

 

(G)

SJ700-4000HFE2, HFU2, HF2

R0 T0 (R0) (T0)

(G)

R

S

T

PD

(L1)

(L2)

(L3)

(+1)

P

(+)

P N

(+) (-)

U

(T1)

V

(T2)

W

(G)

(T3)

21

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Image 22
Hitachi SJ700B manual Main Circuit Terminals

SJ700B, SJ700 specifications

The Hitachi SJ700 and SJ700B series are renowned variable frequency drives (VFDs) that represent a significant advancement in motor control technology. Designed for industrial applications, these drives offer a versatile solution for managing motor speed, torque, and efficiency in a variety of settings.

One of the main features of the SJ700 and SJ700B series is their compact design. This allows for easy installation and integration into existing systems, which is crucial for minimizing downtime during upgrades or replacements. The drives support multiple mounting orientations, facilitating applications with space constraints.

Another standout characteristic is their advanced control algorithms. The SJ700 series uses vector control technology, which optimizes the performance of both AC and induction motors. This ensures high precision in speed and torque control, making it suitable for processes that require fine adjustments. The drives also feature automatic tuning capabilities, which allow for quick commissioning while minimizing the need for extensive parameter adjustments.

The SJ700 and SJ700B series are designed with energy efficiency in mind. They utilize advanced regenerative braking technology that recovers energy, reducing power consumption and improving overall system efficiency. Furthermore, these drives incorporate energy-saving features that optimize motor operation based on load requirements, contributing to a lower carbon footprint.

These drives come equipped with robust communication capabilities. They support various communication protocols such as Modbus, Profibus, and EtherCAT, making them easily integrable with modern automation systems. This flexibility allows for real-time monitoring and control, enhancing operational visibility and efficiency.

Reliability is another hallmark of the SJ700 series. Built with high-quality components, these drives exhibit excellent thermal management and protection against overvoltage, overload, and short circuits. The SJ700B variant boasts additional features such as enhanced fault diagnostics and improved environmental protection, making it suitable for more demanding applications.

In conclusion, the Hitachi SJ700 and SJ700B series variable frequency drives stand out in terms of compact design, advanced control technologies, energy efficiency, versatile communication options, and robust reliability. These features make them an ideal choice for a wide range of industrial applications, from manufacturing automation to HVAC systems, ensuring optimal performance and cost savings for users.