Product Brochure

3
Spec Setter Safety Switches
Product Number Structure
1
800A and 1200A non-double throw safety switches also use the C nomenclature
Note: This information is provided for interpreting numbers. It should not be used to build product numbers.
T N3 61R DCH 3
GE Identification
Fusing
N= Non-Fusible
T= Fusible Double Throw
Blank= Fused
Number of Wires
2, 3, 4, 6
Ampere Rating
1= 30A
2= 60A
3= 100A
4= 200A
5= 400A
6= 600A
7= 800A
8= 1200A
Duty Level
H= Heavy Duty
G= General Duty
C= Non-Fusible Double Throw
1
D= Fusible Double Throw
Maximum Voltage
2= 240V, 6= 600V
Enclosure Type
Blank= NEMA 1
R= NEMA 3R
SS= NEMA 4/4X Stainless Steel Type 304
SS316= NEMA 4/4X Stainless Steel Type 316
SSW= Stainless Steel with Viewing Window
J= NEMA 5/12
M= Mill Duty NEMA 12
Number of Poles
2, 3, 6
Other Features
B= Bottom Feed (240V, TH, Type 1, 200-600A)
CL= Copper Lug
DC= Max DC Voltage–600V
F= Farm Switch
W= Viewing Window Option
Applications of Enclosures for Non-Hazardous Locations
Provides a Degree of Protection Against the Following Environmental Conditions
Type of Enclosure
1
2
3R
2
4 4X 5 12
Incidental contact with the enclosed equipment
X X X X X X
Falling dirt X – X X X X
Falling liquids and light splashing – – X X X X
Windblown/circulating dust, lint, fibers and flyings
3
– – X X – X
Settling airborne dust, lint, fibers and flyings
3
– – X X X X
Rain, snow and sleet
4
– X X X – –
Hosedown and splashing water – – X X – –
Oil and coolant seepage – – – – – X
Corrosive agents – – – X – –
2
These enclosures may be ventilated.
3
These fibers and flyings are nonhazardous materials and are not considered Class III type ignitable fibers or combustible flyings.
For Class III type ignitable fibers or combustible flyings see the National Electrical Code, Article 500.
4
External operating mechanisms are not required to be operable when the enclosure is ice covered.