2 | MS-Series Circuit Breaker - General Specifications
Electrical
Current Rating
Voltage Rating
Short Circuit Rating
Dielectric Strength
.20 - 30 Amps
50VDC
See Table A
UL,CSA 1500V, 50/60 Hz for one
minute between all electrically
isolated terminals
Minimum of 100 Megohms @
500VDC
See reverse side
See reverse side
Physical
Weight
Dimensions
Number of Poles
1 pole
Approximately 1.8 oz (50 G) per
pole
See reverse side
Insultation Resistance
Resistance
Time Delay
Environmental
Designed in accordance with requirements of specification
MIL PRF-55629 & MIL-STD-202G as follows:
Shock
Withstands 100G’s, 6ms, saw
tooth while carrying rated current
per Method 213, Condition I.
Instantaneous curves tested at
80% of rated current.
Withstands 0.060” excursion from
10-55 Hz, and 10G’s 55-500 Hz,
at rated current per Method 204C,
Test Condition A. Instantaneous
curves tested at 80% of rated current.
Method 101, Condition A (90-
95% RH @ 5% NaCl Solution, 96 hrs)
Moisture Resistance
Method 106G
Method 107D, Condition A (Five
cycles @ -55°C to +25°C to
+85°C to +25°C
Mechanical
Endurance
10,000 On-Off operations @ 6 per
minute with rated current and
voltage
Trips on short circuit and overload,
even when the actuator is forcibly
held in the “On” position
The operating handle moves
positively to the “Off” position
when a short circuit or overload
causes the circuit breaker to trip.
Vibration
Trip Free
Salt Spray
Moisture Resistance
Thermal Shock
Trip Indication
Agency Certifications
UL Standard 1077
CUL Standard C22.2
Operating Temperature -40°C to +85°C
Ingress Protection Level MIL-PRF-55629C when mounted in
panel.
Other
Materials used in this product
shall be non-nutrient to fungus
growth
Electrical Tables
Table A:
Lists UL & CSA Configuration & Performance Capabilities
MS-SERIES TABLE A: COMPONENT SUPPLEMENTARY PROTECTORS
VOLTAGE
CIRCUIT
CONFIGURATION
MAX.
RATING
CURRENT RATING
FULL LOAD
AMPS
GENERAL
PURPOSE
AMPS
POLES
BREAKING
SHORT CIRCUIT
CAPACITY (AMPS)
UL/CSA
WITH
BACKUP
FUSE
APPLICATION CODES
FREQ
PHASE
50
50
DC
DC
---
---
---
---
0.02 - 30
0.02 - 30
1
1
---
---
WITHOUT
BACKUP
FUSE
3000
8000
UL
TC1,2,OL0,U3
TC1,2,OL0,U1
CSA
TC1,2,OL0,U3
TC1,2,OL0,U1
*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
CARLINGTECH [ Carling Technologies ]
