C L A S S
GENERAL CONTACT RATINGS
Recognized Component mark for
Canada and the United States.
389
C
US
UL Recognized
File No. E43641
1, 2 & 3 POLE NEMA PILOT DUTY CONTACT RATINGS
MAXIMUM CURRENT, AMPERES
THERMAL
NEMA
CONTACT
CODE
120 VOLTS
50/60Hz
240 VOLTS
50/60Hz
MAXIMUM
VOLT-AMPERES
480 VOLTS
50/60Hz
600 VOLTS
50/60Hz
CONTINUOUS
TEST CURRENT
AMPERES
MAKE
BREAK
MAKE BREAK
MAKE
BREAK
BREAK
MAKE
MAKE
DESIGNATION
BREAK
60
30
30
30
15
15
1.50
12
6
7200
3600
3600
10
5
5
6.00
3.00
3.00
3.00
1.50
1.50
1.20
A600
B300
B600
15
720
360
360
0.75
0.75
0.06
CLASS 389D LOAD RATINGS
CLASS 389 LOAD RATINGS
ENCLOSED STYLE
ENCLOSED STYLE 1, 2 and 3 POLE
CURRENT
O R
HORSE-
P OWER
LOAD
TYP E
O F
LOAD
CURRENT
LOAD
NO. OF
P OLES
VOLTAGE
FREQUENCY
TYP E
LOAD
VOLTAGE
FREQUENCY
LOAD
VOLTAGE
O R
NO. OF
P OLES
VOLTAGE
O F
HORSE-
P OWER
LOAD
1
RESISTIVE
RESISTIVE
RESISTIVE
MOTOR
30A
30A
10A
DC
28
300
600
28
15
300
600
120
208/240
480/600
120
208
240
13A
20A
25A
5A
1HP
DC
DC
RESISTIVE
RESISTIVE
RESISTIVE
RESISTIVE
MOTOR
50/60 Hz
50/60 Hz
50/60 Hz
50/60 Hz
50/60 Hz
50/60 Hz
50/60 Hz
50/60 Hz
P
50/60 Hz
50/60 Hz
50/60 Hz
50/60 Hz
50/60 Hz
50/60 Hz
50/60 Hz
50/60 Hz
50/60 Hz
50/60Hz
O
L
E
1HP
120
1
MOTOR
1-1/2HP
765VA
915VA
960VA
A600
200 thru 600
120
208
240,480,600
PILOT DUTY
PILOT DUTY
PILOT DUTY
PILOT DUTY
1-1/2HP
1HP
MOTOR
MOTOR
P
O
L
E
660VA
915VA
960VA
765VA
B600
PILOT DUTY
PILOT DUTY
PILOT DUTY
PILOT DUTY
PILOT DUTY
480/600
28
15
300
600
120
208/240
480/600
120
208
240
13A
20A
25A
5A
1HP
DC
DC
RESISTIVE
RESISTIVE
RESISTIVE
RESISTIVE
MOTOR
50/60 Hz
50/60 Hz
50/60 Hz
50/60 Hz
50/60 Hz
50/60 Hz
50/60 Hz
50/60 Hz
50/60 Hz
50/60Hz
2
P
1-1/2HP
1HP
MOTOR
MOTOR
O
L
E
660VA
915VA
960VA
765VA
B600
PILOT DUTY
PILOT DUTY
PILOT DUTY
PILOT DUTY
PILOT DUTY
460/600
CLASS 389 BALLAST LOAD RATINGS
DC
DC (NO)
DC
RESISTIVE
RESISTIVE
RESISTIVE
RESISTIVE
RESISTIVE
RESISTIVE
MOTOR
MOTOR
MOTOR
PILOT DUTY
PILOT DUTY
PILOT DUTY
13A
15A
20A
28
28
15
150
250
NO. OF
ENCLOSED STYLE
P OLES
3
20 AMPS, 277VAC, 50/60Hz
20 AMPS, 277VAC, 50/60Hz
1
2
3
POLE
POLE
POLE
50/60 Hz
50/60 Hz
50/60 Hz
50/60 Hz
50/60 Hz
50/60Hz
50/60 Hz
50/60 Hz
50/60Hz
20A
**15A
*10A
1/2HP
1HP
3/4HP
470VA
445VA
B300
P
300
O
L
E
120/208/240
240
120
120/240
208
20 AMPS,150VAC, 50/60Hz
6-2/3 AMPS, 277VAC, 50/60Hz
DOUBLE BREAK DOUBLE MAKE (1 FORM "X" & "Z")
25 AMPS, 277VAC, 50/60Hz
1
POLE
Not CSA rated with ** are UL Appliance rated.
All other ratings not so marked are industrial rated
* CSA rating only, not UL
PAGE 28
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