When ordering the NZM9, you will need:
- The full # off of the label (color may vary) example: NZM9-250
- The full # off the black label on the overload module example: Zm9-200-obi
- Any adjustment knobs settings if applicable.
Klockner Moeller
NZM9
Circuit Breaker
and Motor Disconnect Switch Index
NZM9-250/ZM9A
Inverse Time Circuit Breaker, 250 Amps, Thermal Magnetic
Standard Interrupting Rating
|
Fixed
Thermal Setting |
Adjustable
Magnetic Trip, supplied standard with the breaker |
Adjustable magnetic
trip, available as a substitute to standard ratings. |
UL/CSA
Interrupting Ratings (AC, 60 Hz) |
||
| 240 V | 480 V | ||||
|
NZM9-250/ZM9A-70 |
|||||
|
NZM9-250/ZM9A-70-CNA
NZM9-250/ZM9A-70-NA |
70 | 600 - 1200 | 400 - 800 | 30kA | 25kA |
|
NZM9-250/ZM9A-80 |
|||||
|
NZM9-250/ZM9A-80-CNA
NZM9-250/ZM9A-80-NA |
80 | 600 - 1200 | 400 - 800 | 30kA | 25kA |
|
NZM9-250/ZM9A-90 |
|||||
|
NZM9-250/ZM9A-90-CNA
NZM9-250/ZM9A-90-NA |
90 | 600 - 1200 | 400 - 800 | 30kA | 25kA |
|
NZM9-250/ZM9A-100 |
|||||
|
NZM9-250/ZM9A-100-CNA
NZM9-250/ZM9A-100-NA |
100 | 1000 - 2000 |
600 -
1200
400 - 800 |
30kA | 25kA |
|
NZM9-250/ZM9A- 125 |
|||||
|
NZM9-250/ZM9A-125-CNA
NZM9-250/ZM9A-125-NA |
125 | 1000 - 2000 |
600 -
1200
400 - 800 |
30kA | 25kA |
|
NZM9-250/ZM9A- 150 |
|||||
|
NZM9-250/ZM9A-150-CNA
NZM9-250/ZM9A-150-NA |
150 | 1000 - 2000 | 600 - 1200 | 30kA | 25kA |
|
NZM9-250/ZM9A- 175 |
|||||
|
NZM9-250/ZM9A-175-CNA
NZM9-250/ZM9A-175-NA |
175 | 1600 - 2400 |
600 -
1200
1000 - 2000 |
30kA | 25kA |
|
NZM9-250/ZM9A- 200 |
|||||
|
NZM9-250/ZM9A-200-CNA
NZM9-250/ZM9A-200-NA |
200 | 1600 - 2400 |
600 -
1200
1000 - 2000 |
30kA | 25kA |
|
NZM9-250/ZM9A- 225 |
|||||
|
NZM9-250/ZM9A-225-CNA
NZM9-250/ZM9A-225-NA |
225 | 1600 - 2400 |
600 -
1200
1000 - 2000 |
30kA | 25kA |
|
NZM9-250/ZM9A- 250 |
|||||
|
NZM9-250/ZM9A-250-CNA
NZM9-250/ZM9A-250-NA |
250 | 1600 - 2400 |
600 -
1200
1000 - 2000 |
30kA | 25kA |
NZM9-250/ZM9-..-...-OBI
Instantaneous Trip Circuit Breakers up to 600 VAC, UL/CSA
Standard Interrupting Ratings
| Continuous Current Rated | Adjustable Magnetic Trip Range | |
|
NZM9-250/ZM9-63 |
||
|
NZM9-250/ZM9-63-800
|
63 | 400 - 800 |
|
NZM9-250/ZM9-100 |
||
|
NZM9-250/ZM9-100-1200
|
100 | 600 - 1200 |
|
NZM9-250/ZM9-160 |
||
|
NZM9-250/ZM9-160-2000
|
160 | 1000 - 2000 |
|
NZM9-250/ZM9-200 |
||
|
NZM9-250/ZM9-200-2400
|
200 | 1600 - 2400 |
|
NZM9-250/ZM9-250 |
||
|
NZM9-250/ZM9-250-2400
|
250 | 1600 - 2400 |
NZM9-250/ZM9
Motor Disconnect Switches
Standard Short Circuit Ratings
| Adjustable Thermal Range for Motor Overload Protection | Adjustable Magnetic Trip Range | Maximum HP Rating 3 Phase @ | ||
| 230 V | 460 V | |||
| NZM9-250/ZM9-100 | ||||
|
NZM9-250/ZM9-100-CNA
NZM9-250/ZM9-100-NA |
63 - 10 | 600 - 1200 | 30 | 75 |
| NZM9-250/ZM9-160 | ||||
|
NZM9-250/ZM9-160-CNA
NZM9-250/ZM9-160-NA |
100 - 160 | 1000 - 2000 | 60 | 125 |
| NZM9-250/ZM9-200 | ||||
|
NZM9-250/ZM9-200-CNA
NZM9-250/ZM9-200-NA |
160 - 200 | 1600 - 2400 | 75 | 150 |
| NZM9-250/ZM9-250 | ||||
|
NZM9-250/ZM9-250-CNA
NZM9-250/ZM9-250-NA |
200 - 250 | 1600 - 2400 | 75 | 150 |
| With optional lower magnetic trip values: | ||||
|
NZM9-250/ZM9-100-800
NZM9-250/ZM9-100-800-CNA NZM9-250/ZM9-100-800-NA |
63 - 10 | 400 - 800 | 30 | 75 |
|
NZM9-250/ZM9-160-1200
NZM9-250/ZM9-160-1200-CNA NZM9-250/ZM9-160-1200-NA |
100 - 160 | 600 - 1200 | 60 | 125 |
|
NZM9-250/ZM9A-200-2000
NZM9-250/ZM9A-200-2000-CNA NZM9-250/ZM9A-200-2000-NA |
160 - 200 | 1000 - 2000 | 75 | 150 |
|
NZM9-250/ZM9A-250-2000
NZM9-250/ZM9A-250-2000-CNA NZM9-250/ZM9A-250-2000-NA |
200 - 250 | 1000 - 2000 | 75 | 150 |