37
RAIL MOUNTED TERMINAL
BLOCKS: W-SERIES
CB2211-10
Single Pole
CB2212-10
Double Pole
CB2213-10
Triple Pole
"00" – N/C Auxiliary Contact
"02" – W/O Auxiliary Contact
"03" – N/C-N/O Auxiliary Contacts (double and triple pole only)
"05" – N/O Auxiliary Contact
"00" – M1, Medium (standard)
"11" – F1, Fast (DC only)
"12" – M3, Low Resistance
"13" – T1, Delayed
Base Part No. (Indicates number of poles)*
9 9 1 2 1 0 0 0 0 3
Auxiliary Contacts†
Trip Curves
Ordering Options - Example
To order CB2212-10 Double Pole Circuit Breaker with N/O Aux.,
Part No. 9912100003
• Current Rating of 1.0 amps
• Internal Resistance per Pole of 1.1 ohms
• Trip Curve – M1, Medium (Standard)
• N/C-N/O Auxiliary Contacts
Standard Current Ratings and Typical Internal Resistance Values
Internal Resistance (ohms)
Current F1 M1 T1 M3 T2
Rating fast standard delayed low resistance thermal
(amps) acting delay for for standard delay for for
for DC AC & DC AC AC & DC AC & DC
0.1 162 92 81 42 77
0.2 39.3 26.1 24.2 11.7 23
0.3 17.5 11.6 10.4 5.6 10.2
0.4 9.2 6.6 6.0 2.9 5.7
0.5 6.8 4.1 3.9 1.75 3.7
0.6 4.2 3 2.7 1.42 2.6
0.8 2.8 1.6 1.53 0.75 1.39
1.0 1.6 1.10 0.98 0.5 0.9
1.5 0.78 0.47 0.42 0.22 0.36
2.0 0.42 0.28 0.24 0.136 0.19
2.5 0.26 0.183 0.17 0.083 0.141
3.0 0.18 0.124 0.12 0.057 0.091
4.0 0.12 0.077 0.073 0.041 0.051
5.0 0.092 0.063 0.055 0.032 0.040
6.0 0.054 0.045 0.039 0.021 0.027
8.0 0.025 0.02 0.02 0.02 0.02
10.0 0.022 0.02 0.02 0.02 0.02
12.0 0.02 0.02 0.02 0.02 0.02
16.0 0.02 0.02 0.02 0.02 0.02
20.0 – 0.02 0.02 – 0.02
25.0 – 0.02 0.02 – 0.02
32.0 – 0.02 0.02 – 0.02
†Auxiliary for the 2-pole will be configured: N/C for 1st pole & N/O for 2nd pole.
Auxiliary for the 3-pole will be configured: N/C for 1st pole & N/O for 3rd pole.
*Standard breakers will be calibrated to a M1 trip curve with N/O Auxiliary Contacts.
Ordering Data Type: Single Pole - CB2211-10 Type: Double Pole - CB2212-10 Type: Triple Pole - CB2213-10
Internal
Resistance per Current N/O Aux. N/C Aux. Current N/O Aux. N/C-N/O Current N/O Aux. N/C-N/O
Pole (ohms) Ratings Part Part Ratings Part Part Ratings Part Part
(M1) (amps) No. No. (amps) No. No. (amps) No. No.
92 0.1 9911010000 9911010005 0.1 9912010000 9912010003 0.1 9913010000 9913010003
26.1 0.2 9911020000 9911020005 0.2 9912020000 9912020003 0.2 9913020000 9913020003
11.6 0.3 9911030000 9911030005 0.3 9912030000 9912030003 0.3 9913030000 9913030003
6.6 0.4 9911040000 9911040005 0.4 9912040000 9912040003 0.4 9913040000 9913040003
4.1 0.5 9911050000 9911050005 0.5 9912050000 9912050003 0.5 9913050000 9913050003
3 0.6 9911060000 9911060005 0.6 9912060000 9912060003 0.6 9913060000 9913060003
1.65 0.8 9911080000 9911080005 0.8 9912080000 9912080003 0.8 9913080000 9913080003
1.1 1.0 9911100000 9911100005 1.0 9912100000 9912100003 1.0 9913100000 9913100003
0.47 1.5 9911150000 9911150005 1.5 9912150000 9912150003 1.5 9913150000 9913150003
0.28 2.0 9911200000 9911200005 2.0 9912200000 9912200003 2.0 9913200000 9913200003
0.183 2.5 9911250000 9911250005 2.5 9912250000 9912250003 2.5 9913250000 9913250003
0.124 3.0 9911300000 9911300005 3.0 9912300000 9912300003 3.0 9913300000 9913300003
0.077 4.0 9911400000 9911400005 4.0 9912400000 9912400003 4.0 9913400000 9913400003
0.063 5.0 9911500000 9911500005 5.0 9912500000 9912500003 5.0 9913500000 9913500003
0.045 6.0 9911600000 9911600005 6.0 9912600000 9912600003 6.0 9913600000 9913600003
0.02 8.0 9911800000 9911800005 8.0 9912800000 9912800003 8.0 9913800000 9913800003
0.02 10 9921100000 9921100005 10 9922100000 9922100003 10 9923100000 9923100003
0.02 12 9921120000 9921120005 12 9922120000 9922120003 12 9923120000 9923120003
0.02 15 9921150000 9921150005 15 9922150000 9922150003 15 9923150000 9923150003
0.02 16 9921160000 9921160005 16 9922160000 9922160003 16 9923160000 9923160003
0.02 18 9921180000 9921180005 18 9922180000 9922180003 18 9923180000 9923180003
0.02 20 9921200000 9921200005 20 9922200000 9922200003 20 9923200000 9923200003
0.02 25 9921250000 9921250005 25 9922250000 25 9923250000
0.02 32 9921320000 9921320005 32 9922320000 32 9923320000
Circuit Protection
Circuit Breakers
Thermal Magnetic Type