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Klockner Moeller
NZM10
Molded Case Switchblock Index


Klockner Moeller NZM10 Circuit Breaker

NZM10 inverse time molded case circuit breakers are made up of a switch block and protective trip module. Switch blocks and trip modules can be ordered separately and combined per the two tables shown below to suit any particular application.


CIRCUIT BREAKER

SWITCH BLOCK RATINGS

CONTINUOUS CURRENT

TYPE

Article Number

SWITCH BLOCK

SUITABLE FOR INSERTION OF TRIP MODULES

NZM10 switch blocks make up a complete breaker minus the protective trip module.  Add a trip module from the below table to complete the break assembly.

400

NZM10-400N-NA

400

NZM10-400S-NA

400

NZM10-400H-NA

600

NZM10-600N-NA

600

NZM10-600S-NA

600

NZM10-600H-NA

ê THE TABLE BELOW SHOWS WHICH TRIP MODULE CAN BE USED WITH THE SWITCH BLOCKS INDICATED IN THIS TABLE.

INVERSE TIME CIRCUIT BREAKER COMPONENTS, 600A, 600 VAC

SWITCH BLOCKS, SOLID STATE TRIP MODULES

Compatible trip modules will easily fit into the front part of the switch block.  Incompatible trip modules and switch block combinations are mechanically blocked to prevent creation of improper combinations.

TRIP MODULE LONG TIME RESPONSE CURRENT SETTING ADJUSTABLE INSTANTANEOUS PICK UP SETTING

ADJUSTABLE SHORT TIME DELAY PICK UP SETTING FOR SELECTIVITY IN NETWORKS

 

TIME DELAY RANGE:

0-1000 ms

COMPATABILITY OF SWITCH BLOCK WITH TRIPLE MODULE

Checks (ü) in each row indicate which trip module can be used with the switch block type show in above table.  Dashes (-) indicate incompatibility.

TYPE
Article Number
NZM10-400... NZM10-600...

FIXED LONG TIME RESPONSE SETTINGS

150 300 - 1800   ü ü

ZMA-150-NZM10-NA

226742

175 350 - 2100   ü ü

ZMA-175-NZM10-NA

226743

200 400 - 2400   ü ü

ZMA-200-NZM10-NA

063952

225 450 - 2700   ü ü

ZMA-225-NZM10-NA

063953

250 500 - 3000   ü ü

ZMA-250-NZM10-NA

063947

300 600 - 3600   ü ü

ZMA-300-NZM10-NA

063946

350 700 - 4200   ü ü

ZMA-350-NZM10-NA

063945

400 800 - 4800   ü ü

ZMA-400-NZM10-NA

063944

500 1000 - 6000   - ü

ZMA-500-NZM10-NA

063943

600 1200 - 7200   - ü

ZMA-600-NZM10-NA

063942

 ADJUSTABLE LONG TIME RESPONSE SETTINGS

125 - 250 250 - 3000   ü ü

ZM-250-NZM10-NA

226741

200 - 400 400 - 4800   ü ü

ZM-400-NZM10-NA

063948

300 - 600 600 - 7200   - ü

ZM-600-NZM10-NA

063949

FOR SELECTIVITY IN NETWORKS

 

FIXED LONG TIME RESPONSE SETTING

Features of ZMV(A) trip modules used for selectivity

n Fixed (ZMVA...) or adjustable (ZMV...) long time response current(2, 4, 6, 8, 10, 12, 14, 17, 20 seconds).

n Adjustable time delay (2-20 sec) for current levels at 6x the long time response current(lr).

n Long time  response current can be disconnected (tr=00).

n Adjustable time delay pick up setting (0, 10, 50, 100, 150, 200, 300, 500, 750, 1000 ms).

n Adjustable instantaneous pick up response.

NOTE: ZMVA trip modules cannot be combined with NZM10-400H-NA and NZM10-600H-NA switch blocks.

 

200 1000 - 9000 2 - 12 x Ir ü ü

ZMVA-200-NZM10-NA

063941

225 1000 - 9000 2 - 12 x Ir ü ü

ZMVA-225-NZM10-NA

063940

250 1000 - 9000 2 - 12 x Ir ü ü

ZMVA-250-NZM10-NA

063939

300 1000 - 9000 2 - 12 x Ir ü ü

ZMVA-300-NZM10-NA

063938

350 1000 - 9000 2 - 12 x Ir ü ü

ZMVA-350-NZM10-NA

063937

400 1000 - 9000 2 - 12 x Ir ü ü

ZMVA-400-NZM10-NA

063936

500 1000 - 9000 2 - 12 x Ir - ü

ZMVA-500-NZM10-NA

063935

600 1000 - 9000 2 - 12 x Ir - ü

ZMVA-600-NZM10-NA

063934

FOR SELECTIVITY IN NETWORKS

 

ADJUSTABLE LONG TIME RESPONSE SETTING

 

NOTE: ZMV trip modules cannot be combined with NZM10-400H-NA and NZM10-600H-NA switch blocks.

200 - 400 1000 - 9000 400...4800 ü ü

ZMV-400-NZM10-NA

063950

300 - 600 1000 - 9000 600...7200 - ü

ZMV-600-NZM10-NA

063951


NZM-10 Overview

1. Overload Relay 2. Amplifier modules or suppressor circuit
3. Pneumatic timer modules 4. Mechanical latching modules
5. Additional 4th pole from DIL0M(-G) 6.Top mounting auxiliary contact
7. Side mounting auxiliary contact 8. Enclosure

 

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