MODEL: MMAJ

MMAJ SPECIFICATIONS

ES-8155 Rev.3 Page 3/3

http://www.m-system.co.jp/

EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch)

117 (4.61)

22

(0.87)

88 (3.46)

77 (3.03)

75 (2.95)

66 (2.60)

U

V

u

v

PE

Monitor

ALM

A2

A1

C

Surge

Side

Protect

Side

4 – M4 SLOT

SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM

A2

C

A1

Alarm

Output

Circuit

ѳ

ѳ

PE

u

Protect Side

G

v

Monitor LED

Surge Side

Protected Device

Crossover wire *2

*1. Sections enclosed with broken line are applicable for “alarm output” option.

The schematic shows the relay contact status of a thermal trip or power off.

*2. Be sure to make a cross-wire. If the protected device has no earth terminal, earth only the MMAJ.

*3. “PE” stands for “Protective Earth”. Besides “PE” M-RESTER has a terminal called “G”,

both terminals are for grounding.

*1

ѳ

ѳ

*3

U

V

u

v

U

Specifications are subject to change without notice.