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Klockner Moeller 
NZM6 Circuit Breakers 
Index

NZM6B Circuit Breakers and Motor Disconnect Switches

NZMH6 Circuit Breakers and Motor Disconnect Switches

NZM6B Molded Case Circuit Breakers
 Standard Interrupting Rating (Adjustable Trip)

Fixed
Thermal
Setting (A)
Adjustable
Magnetic
Trip (A)
Interrupting
Rating
(kA) 240V
Interrupting
Rating
(kA) 480V
Interrupting
Rating
(kA) 600V
Moeller
Part
Number
Article
Number
15160 - 320252514NZM6B-63/ZM6A-15-CNA
NZM6B-63/ZM6A-15-NA045956
NZM6B-63/ZM6A-15
20160 - 320252514NZM6B-63/ZM6A-20-CNA
NZM6B-63/ZM6A-20-NA042799
NZM6B-63/ZM6A-20
25160 - 320252514NZM6B-63/ZM6A-25-CNA
NZM6B-63/ZM6A-25-NA045302
NZM6B-63/ZM6A-25
30260 - 500252514NZM6B-63/ZM6A-30-CNA
NZM6B-63/ZM6A-30-NA047675
NZM6B-63/ZM6A-30
35260 - 500252514NZM6B-63/ZM6A-35-CNA
NZM6B-63/ZM6A-35-NA050004
NZM6B-63/ZM6A-35
40260 - 500252514NZM6B-63/ZM6A-40-CNA
NZM6B-63/ZM6A-40-NA052421
NZM6B-63/ZM6A-40
50400 - 800252514NZM6B-63/ZM6A-50-CNA
NZM6B-63/ZM6A-50-NA054794
NZM6B-63/ZM6A-50
60400 - 800252514NZM6B-63/ZM6A-60-CNA
NZM6B-63/ZM6A-60-NA057167
NZM6B-63/ZM6A-60
70600 - 1200252514NZM6B-100/ZM6A-70-CNA
NZM6B-100/ZM6A-70-NA097805
NZM6B-100/ZM6A-70
80600 - 1200252514NZM6B-100/ZM6A-80-CNA
NZM6B-100/ZM6A-80-NA100036
NZM6B-100/ZM6A-80
90600 - 1200252514NZM6B-100/ZM6A-90-CNA
NZM6B-100/ZM6A-90-NA102696
NZM6B-100/ZM6A-90
100600 - 1200252514NZM6B-100/ZM6A-100-CNA
NZM6B-100/ZM6A-100-NA082598
NZM6B-100/ZM6A-100
125600 - 1200252514NZM6B-160/ZM6A-125-CNA
NZM6B-160/ZM6A-125-NA085848
NZM6B-160/ZM6A-125

NZMH6 Molded Case Circuit Breakers
High Interrupt Rating (Adjustable Trip)

Fixed Thermal Setting (A) Adjustable Magnetic Trip (A) Interrupting Rating (kA) 240V Interrupting Rating (kA) 480V Interrupting Rating (kA) 600V Catalog Number Article Number
15160 - 320252514NZMH6-63/ZM6A-15-NA071408
20160 - 320252514NZMH6-63/ZM6A-20-NA073781
25160 - 320252514NZMH6-63/ZM6A-25-NA076154
30260 - 500252514NZMH6-63/ZM6A-30-NA078527
35260 - 500252514NZMH6-63/ZM6A-35-NA080900
40260 - 500252514NZMH6-63/ZM6A-40-NA083273
50400 - 800252514NZMH6-63/ZM6A-50-NA085646
60400 - 800252514NZMH6-63/ZM6A-60-NA088019
70600 - 1200252514NZMH6-100/ZM6A-70-NA016830
80600 - 1200252514NZMH6-100/ZM6A-80-NA019203
90600 - 1200252514NZMH6-100/ZM6A-90-NA021576
100600 - 1200252514NZMH6-100/ZM6A-100-NA023949
125600 - 1200252514NZMH6-160/ZM6A-125-NA052958

NZM6B Molded Case Circuit Breakers
Standard Interrupting Rating (Instantaneous Trip)

Continuous Current (A) Magnetic Trip Range (A) Moeller Part Number Article Number
0.62.6 - 5NZM6B-63/ZM6-0.6-5-OBI-CNA090921
1.24 - 8NZM6B-63/ZM6-1.2-8-OBI-CNA098040
2.16 - 12NZM6B-63/ZM6-2.1-12-OBI-CNA024448
3.710 - 20NZM6B-63/ZM6-3.7-20-OBI-CNA033970
6.616 - 32NZM6B-63/ZM6-6.6-32-OBI-CNA055327
1240 - 80NZM6B-63/ZM6-12-80-OBI-CNA060073
15.560 - 120NZM6B-63/ZM6-15.5-120-OBI-CNA014986
33100 - 200NZM6B-100/ZM6-33-200-OBI-CNA019739
NZM6B-63/ZM6-33-200
NZM6B-63/ZM6-33-200-OBI
NZM6B-63/ZM6-33-200-OBI-CNA
NZM6B-63/ZM6-33-200-OBI-NA
50260 - 500NZM6B-100/ZM6-50-500-OBI-CNA025947
NZM6B-63/ZM6-50-500
NZM6B-63/ZM6-50-500-OBI
NZM6B-63/ZM6-50-500-OBI-CNA
NZM6B-63/ZM6-50-500-OBI-NA
60400 - 800NZM6B-100/ZM6-60-800-OBI-CNA052953
NZM6B-63/ZM6-60-800
NZM6B-63/ZM6-60-800-OBI
NZM6B-63/ZM6-60-800-OBI-CNA
NZM6B-63/ZM6-60-800-OBI-NA
80260 - 500NZM6B-100/ZM6-80-500-OBI-CNA038715
NZM6B-63/ZM6-80-500
NZM6B-63/ZM6-80-500-OBI
NZM6B-63/ZM6-80-500-OBI-CNA
NZM6B-63/ZM6-80-500-OBI-NA
100600 - 1200NZM6B-100/ZM6-100-1200-OBI-CNA
NZM6B-63/ZM6-100-1200
NZM6B-63/ZM6-100-1200-OBI
NZM6B-63/ZM6-100-1200-OBI-CNA
NZM6B-63/ZM6-100-1200-OBI-NA
1251000 - 2000NZM6B-160/ZM6-125-2000-OBI-CNA071937
NZM6B-63/ZM6-125-2000
NZM6B-63/ZM6-125-2000-OBI
NZM6B-63/ZM6-125-2000-OBI-CNA
NZM6B-63/ZM6-125-2000-OBI-NA

NZMH6 Molded Case Circuit Breakers
High Fault Interrupting Rating (Instantaneous Trip)

Continuous Current (A) Magnetic Trip Range (A) Catalog Number Article Number
33100 – 200NZMH6-63/ZM6-33-200-OBI-CNA081434
50260 – 500NZMH6-63/ZM6-50-500-OBI-CNA093299
60400 – 800NZMH6-63/ZM6-60-800-OBI-CNA014991
80260 – 500NZMH6-100/ZM6-80-500-OBI-CNA029228
100600 – 1200NZMH6-100/ZM6-100-1200-OBI-CNA029855
1251000 – 2000NZMH6-160/ZM6-125-2000-OBI-CNA038720

NZM6B Motor Disconnect Switches
Standard Short Circuit Rating

Thermal Trip Range (A) Magnetic Trip Range (A) Max HP @ 200V Max HP @ 230V Max HP @ 460V Max HP @ 575V Moeller Part Number Article Number
15 - 25160 - 32051520NZM6B-63/ZM6-25-CNA029224
NZM6B-63/ZM6-25-NA
NZM6B-63/ZM6-25
25 - 40260 - 50010102040NZM6B-63/ZM6-40-CNA034462
NZM6B-63/ZM6-40-NA
NZM6B-63/ZM6-40
40 - 63400 - 80020254060NZM6B-63/ZM6-63-CNA069565
NZM6B-63/ZM6-63-NA
NZM6B-63/ZM6-63
63 - 100600 - 1200304075100NZM6B-100/ZM6-100-CNA048207
NZM6B-100/ZM6-100-NA
NZM6B-100/ZM6-100
100 - 1251000 - 20004040100125NZM6B-160/ZM6-125-2000-CNA067191
NZM6B-160/ZM6-125-2000-NA
NZM6B-160/ZM6-125-2000

NZM6B Motor Disconnect Switches
Standard Short Circuit Rating (Optional Lower Magnetic Trip)

Thermal Trip Range (A) Magnetic Trip Range (A) Max HP @ 200V Max HP @ 230V Max HP @ 460V Max HP @ 575V Primary Catalog Number Article Number
15 - 25 100 - 200 5 15 20 NZM6B-63/ZM6-25-200
NZM6B-63/ZM6-25-200-CNA 017936
NZM6B-63/ZM6-25-200-NA
25 - 40 160 - 320 10 10 20 40 NZM6B-63/ZM6-40-320
NZM6B-63/ZM6-40-320-CNA 014461
NZM6B-63/ZM6-40-320-NA
40 - 63 260 - 500 20 25 40 60 NZM6B-63/ZM6-63-500
NZM6B-63/ZM6-63-500-CNA 019207
NZM6B-63/ZM6-63-500-NA
63 - 100 400 - 800 30 40 75 100 NZM6B-100/ZM6-100-800
NZM6B-100/ZM6-100-800-CNA 023953
NZM6B-100/ZM6-100-800-NA
100 - 125 600 - 1200 40 40 100 125 NZM6B-160/ZM6-125
NZM6B-160/ZM6-125-CNA 076683
NZM6B-160/ZM6-125-NA

NZMH6 Motor Disconnect Switches
High Fault Short Circuit Rating

Thermal Trip Range (A) Magnetic Trip Range (A) Max HP @ 200V Max HP @ 230V Max HP @ 460V Max HP @ 575V Catalog Number Article Number
15 - 25160 - 32051520NZMH6-63/ZM6-25-CNA076688
25 - 40260 - 50010102040NZMH6-63/ZM6-40-CNA086180
40 - 63400 - 80020254060NZMH6-63/ZM6-63-CNA019737
63 - 100600 - 1200304075100NZMH6-100/ZM6-100-CNA014990
100 - 1251000 - 20004040100125NZMH6-160/ZM6-125-2000-CNA036347

NZMH6 Motor Disconnect Switches
High Fault Short Circuit Rating (Optional Lower Magnetic Trip)

Thermal Trip Range (A) Magnetic Trip Range (A) Max HP @ 200V Max HP @ 230V Max HP @ 460V Max HP @ 575V Catalog Number Article Number
15 - 25100 - 20051520NZMH6-63/ZM6-25-200-CNA065396
25 - 40160 - 32010102040NZMH6-63/ZM6-40-320-CNA050055
40 - 63260 - 50020254060NZMH6-63/ZM6-63-500-CNA054801
63 - 100400 - 800304075100NZMH6-100/ZM6-100-800-CNA059547
100 - 125600 - 12004040100125NZMH6-160/ZM6-125-CNA041093

NZM6B Additonal Part Numbers

Moeller Part Number

Moeller Part Name

Description

021573

NZM6B-100/ZM6A-70-500-NA

CIRCUIT BREAKER

019200

NZM6B-100/ZM6A-70-800-NA

CIRCUIT BREAKER

014454

NZM6B-100/ZM6A-80-500-NA

CIRCUIT BREAKER

221533

NZM6B-100/ZM6A-80-800-NA

CIRCUIT BREAKER

221535

NZM6B-100/ZM6A-90-500-NA

CIRCUIT BREAKER

221534

NZM6B-100/ZM6A-90-800-NA

CIRCUIT BREAKER

086175

NZM6B-160/ZM6A-125-2000-NA

CIRCUIT BREAKER

221537

NZM6B-160/ZM6A-125-800-NA

CIRCUIT BREAKER

059540

NZM6B-63/ZM6A-15-200-NA

CIRCUIT BREAKER

061913

NZM6B-63/ZM6A-20-200-NA

CIRCUIT BREAKER

221529

NZM6B-63/ZM6A-25-200-NA

CIRCUIT BREAKER

069032

NZM6B-63/ZM6A-30-200-NA

CIRCUIT BREAKER

084521

NZM6B-63/ZM6A-30-320-NA

CIRCUIT BREAKER

066659

NZM6B-63/ZM6A-35-200-NA

CIRCUIT BREAKER

221530

NZM6B-63/ZM6A-35-320-NA

CIRCUIT BREAKER

076151

NZM6B-63/ZM6A-40-320-NA

CIRCUIT BREAKER

221531

NZM6B-63/ZM6A-40-500-NA

CIRCUIT BREAKER

078524

NZM6B-63/ZM6A-50-320-NA

CIRCUIT BREAKER

085643

NZM6B-63/ZM6A-50-500-NA

CIRCUIT BREAKER

080897

NZM6B-63/ZM6A-60-320-NA

CIRCUIT BREAKER

221532

NZM6B-63/ZM6A-60-500-NA

CIRCUIT BREAKER

Catalog Pages

8-12
112 kb
8-13
111 kb
8-14
112 kb
8-15
109 kb

Types NZM6B-.../ZM6-...-CNA and NZMH6-.../ZM6-...-CNA Disconnect Switches are UL recognized (UL 508) and CSA certified (22.2 Nr. 14) as 3 pole, HP rated manual motor disconnects with built-in thermal trips for motor overload protection. An adjustable dial on the front of the switch (refer to column 2) can be set to the Motor Full Load Current. They also feature an adjustable magnetic trip to provide additional protection in case of short circuits. Per NEC, Branch Circuit Over current protection devices must be provided separately.