CX-SERIES CIRCUIT BREAKER - GENERAL SPECIfiCATIONS | 3
Electrical Tables
Table A: Lists UL Listed (UL489) configuration and performance
capabilities as a Molded Case Circuit Breaker
Table B: Lists UL Recognized configurations and performance
capabilities as a Component Supplementary Protector
CX SERIES
TABLE A: UL 489 LISTED BRANCH CIRCUIT BREAKERS
CX SERIES
TABLE B: UL 1077
CO MPONENT SUPPLEMEN
TA RY PRO TE CT OR
CIRCUIT
VOLTAGE
MAX
CURRENT INTERRUPT NUMBER
CIRCUIT
VOLTAGE
CURRENT INTERRUPT NUMBER
CONFIGURATION
MAX
RATING
CAPACITY
OF
CONFIGURATION
MAX
RATING
CAPACITY
OF
APPLICATION
RATING
FREQUENCY
AMPS
AMPS
POLES
RATING
FREQUENCY
AMPS
AMPS
POLES
CODE
SERIES
250
250 / 500
DC
DC
15
15
5,000
10,000
1
2
300
300
DC
DC
1 - 75
76 - 125
5,000
3,000
1
1
TCI, OL0, U3
TCI, OL0, U3
SERIES
SWITCH ONLY 1
440
440
600
600
600
DC
DC
DC
DC
DC
1 - 30
31 - 50
1 - 75
76 - 100
1 - 100
10,000
5,000
5,000
3,000
2
2
2
2
2 or 3
TCI, OL0, U3
TCI, OL0, U3
TCI, OL0, U3
TCI, OL0, U3
---
1 - Requires inclusion of a relay trip voltage coil
Current
Tolerance
(amps) (%)
20.1-125 35%
Electrical
Maximum Voltage Minimum of 100Megohms at 500 VDC.
Overload 50 operations at 600% of rated current
for UL489, and at 150% of rated
current for UL1077.
PERPOLE
RESISTANCE, IMPEDANCE VALUES
Lineto toLoad
from from Line Load Terminals
(Values Based on Series Trip Circuit Breaker)
1000
100 0.1 -5.0 15%
5.1-20.0 25%
10
O
H 1
M
S
0.1
0.01
0.001
0.01 0.1 1 10 100-125
AMPERE RATING
Physical
Number of Poles 1- 2 poles, + Auxiliary Switch Pole.
Termination 10-32 or M5 Screw Terminals 1/4-20 or
M6 Threaded Stud Terminals.
Termination Barrier Standard with multi-pole constructions.
Mounting Threaded insert: #6-32 UNC-2B, or
M3X0.5-6H B ISO (2 per pole).
Actuator Handle, 1 per pole.
Internal Circuit Config. Series Trip
Materials Housing - Glass filled Polyester
Handle - Glass filled Polyester
Line/Load Terminals - Copper Alloy.
Weight ~150 Grams (~5.3 Ounces).
Standard Color Housing - Gray.
Handle - White, Black, Red, Green,
Blue, Yellow, Gray,
Mechanical
Endurance 10,000 ON-OFF operations @ 6 per
minute; 6000 with rated current &
voltage, and 4,000 cycles mechanical.
Trip Free Trips on overload even when actuator
is forcibly held in the “On” position.
Trip Indication The operating handle moves positively
to the “Off” position when an overload
causes the breaker to trip.
Environmental
Shock Withstands 100 Gs, 6ms saw tooth
while carrying rated current per
MILPRF-55629 and MIL-STD-202G,
Method 213G, Test Condition “I”.
Instantaneous and ultra short curves
tested at 90% of rated current.
Vibration Withstands 0.060” excursion from 10-55
Hz & 10 Gs 55-500 Hz, at rated current
per MIL-PRF-55629 and MILSTD-
202G, Method 240D, Test Cond. A.
Instantaneous & ultrashort curves tested
at 90% of rated current.
Moisture Resistance MIL-PRF-55629 and MIL-STD-202G,
Method 106G, i.e., Ten 24-hour cycles at
+25°C to +65°C, 80-98% RH.
Salt Spray Method 101, Condition A (90-95% RH at
5% NaCl Solution, 96 hrs).
Thermal Shock MIL-PRF-55629 and MIL-STD-202G,
Method 107G, Condition A (5-cycles at
-55°C to +25°C to +85°C to +25°C).
Operating Temperature -40°C to +85°C.
*Manufacturer reserves the right to change product specification without prior notice.
60 JOHNSON AVENUE ? PLAINVILLE, CT 06062–1177 ? PHONE: (860) 793–9281 ? FAX: (860) 793–9231
EMAIL: SALES @ CARLINGTECH.COM ? WWW.CARLINGTECH.COM
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