Mitsubishi RM250UZ-H, RM250UZ-M, RM250CZ-2H, RM250CZ-H, RM250CZ-M Datasheet

RM250DZ/CZ/UZ-M,-H,-24,-2H

(DZ Type)

MITSUBISHI DIODE MODULES

RM250DZ/CZ/UZ-M,-H,-24,-2H

HIGH POWER GENERAL USE

INSULATED TYPE

• IF(AV) Average forward current .......... 250A

• V

RRM Repetitive peak reverse voltage

.............. 400/800/1200/1600V

• DOUBLE ARMS

• Insulated Type

• UL Recognized
Yellow Card No. E80276 (N)

File No. E80271

APPLICATION

AC motor controllers, DC motor controllers, Battery DC power supplies,
DC power supplies for control panels, and other general DC power equipment

OUTLINE DRAWING & CIRCUIT DIAGRAM Dimensions in mm

3–φ6.5

20
6

4–M8

A

18

1

68.5

30

K

16

1

150

LABEL

K

2

18 16

32 30

68.5

A

2

40

2

39

32

23

(DZ)

(CZ)

(UZ)

A

1

SR

A

1

SR

A

1

SR

K

1

K

K1K

K1K

2

2

2

1

1

1

SR

SR

SR

A

2

2

A

2

2

A

2

2

(DZ Type)

7

(Bold line is connective bar.)

Feb.1999

ABSOLUTE MAXIMUM RATINGS

Symbol

RRM

V

VRSM

VR (DC)

Repetitive peak reverse voltage

Non-repetitive peak reverse voltage

Reverse DC voltage

Parameter

M

400

480

320

MITSUBISHI DIODE MODULES

RM250DZ/CZ/UZ-M,-H,-24,-2H

HIGH POWER GENERAL USE

INSULATED TYPE

H

800

960

640

Voltage class

24

1200

1350

960

2H

1600

1700

1280

Unit

V

V

V

Symbol

(RMS)

IF

IF (AV)

IFSM

2

t

I

f

j

T

Tstg

Viso

RMS forward current

Average forward current

Surge (non-repetitive) forward current

2

t

I

Maximum operating frequency

Junction temperature

Storage temperature

Isolation voltage

—

Mounting torque

—

Weight

Parameter

for fusing

ELECTRICAL CHARACTERISTICS

Symbol

I

RRM

VFM

Rth (j-c)

Rth (c-f)

Repetitive reverse current

Forward voltage

Thermal resistance

Contact thermal resistance

—

Insulation resistance

Parameter

Conditions

Single-phase, half-wave 180° conduction, T

One half chcle at 60Hz, peak value

Value for one cycle of surge current

Charged part to case

Main terminal screw M8

Mounting screw M6

Typical value

Test conditions

T

j=150°C, VRRM applied
j=25°C, IFM=750A, instantaneous meas.

T

Junction to case (per 1/2 module)

Case to fin, conductive grease applied (per 1/2 module)

Measured with a 500V megohmmeter between main terminal
and case

C=89°C

Min.

—

—

—

—

10

Ratings

390

250

5000

1.0 × 10

1000

–40~+150

–40~+125

2500

8.83~10.8

90~110

1.96~3.92

20~40

300

Limits

Typ.

—

—

—

—

—

Unit

A

A

A

5

Max.

30

1.3

0.2

0.1

—

2

A

Hz

°C
°C

V

N·m

kg·cm

N·m

kg·cm

g

Unit

mA

V

°C/W
°C/W

MΩ

s

Feb.1999