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COMPONENT IDENTIFICATION & DIMENSIONS

Unit: mm (inch)

35 

(1.38)

50 

(1.97)

64 

(2.52)

45 (1.77)

90 (3.54)

4 (.16)

4 (.16)

9

(.35)

DIN RAIL

35mm wide

DIN RAIL ADAPTOR

DIN RAIL ADAPTOR

MARKING LABELS

MARKING LABELS

SPECIFICATIONS

[2 (.08)]

ALARM OUTPUT TERMINAL

(valid only with alarm output type)

N-PE TERMINAL

LINE TERMINAL

DIN RAIL

WIRING INLET

2
1

• When mounting, no extra space is needed between units.

WIRING BRIDGE (model: CNB2)

CIRCUIT & CONNECTION DIAGRAM

Thermal

Breaker

L

N/PE

1
2

Discharge

Element

ALARM OUTPUT

*

*

Terminal block provided for the alarm output option.

 Schematic shows the operation in normal conditions.

INSTALLATION

 

DIN RAIL MOUNTING

The MAL is mounted on a 35-mm-wide DIN rail, closely 
side by side.  Position the upper hook on the DIN rail and 
push in the lower.  When removing the base, push down the 
DIN rail adaptor utilizing a minus screwdriver and pull.

MAL

5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: +81(6)6659-8201  Fax: +81(6)6659-8510  E-mail: [email protected]

EM-8162  Rev.1  P. 3 / 8

Summary of Contents for MAL-230x

Page 1: ...device such as a lightning rod and low voltage electronics equipment are connect ed with equipotential bonding 2 In case the low voltage wiring is possible to be hit by the direct or almost direct li...

Page 2: ...ution board 10 m or more away from the low voltage inlet energy coordination is achieved FEATURES CURRENT CAPACITY The one port SPD can be used regardless of the load cur rent SAFETY AND HIGH DENSITY...

Page 3: ...CNB2 CIRCUIT CONNECTION DIAGRAM Thermal Breaker L N PE 1 2 Discharge Element ALARM OUTPUT Terminal block provided for the alarm output option Schematic shows the operation in normal conditions INSTALL...

Page 4: ...he data sheets of the class II surge protector for details 4 If the service entrance switchgear and switchgear or protective device wiring distance is more than 10 m install the class II surge protect...

Page 5: ...re star connection Protected device G L2 L1 L1 L2 L3 L3 N N SPD2 ACC SPD1 SPD1 Protected device SPD2 G L2 L1 L3 ACC SPD1 SPD1 POWER e g SPD1 MAL 400A Three phase 4 wire 220V AC MAL 230x SPD2 ACC CNB2...

Page 6: ...g SPD1 Three phase 4 wire 220V AC MAL 230x SPD2 MALN 230 ACC CNB2 7 ACC SPD1 SPD1 SPD1 Protected device G L1 L2 L3 ACC SPD1 SPD1 SPD1 N L1 L2 L3 1 Wiring only for three phase 4 wire Generator or trans...

Page 7: ...evice is recommended for ad equate protection Ground both the surge protector and the protected device to the same equipotentially bonding bar as following If the protected device has no ground termin...

Page 8: ...peri ence a strong lightning storm DO NOT attempt checking or replacing the surge protector during a thunder storm for safety Checking procedure is as explained below CUTTING OFF POWER SUPPLY Cut off...

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