Definite Purpose Contactors
1, 2 and 3 pole
Type GDP
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Definite Purpose Contactors
Switching up to 100A resistive, 90A inductive
Line Voltage up to 600VAC on most sizes
Control voltage up to 480VAC
Screw or box lug terminals available on most sizes
Fast-on coil and power terminal
Hp ratings on 3-pole contactors
UL recognized and CSA approved for US and Canada
Cost effective
Product Description
Ordering Key GDP 40 1 S L 120V
Product Series
Amperage Rating
Number of Poles
Optional Shunt
Load Terminals
Coil Voltage
Position of Coil Terminals
Auxiliary Output
01
Power contactors specifi- welders, etc. Available in
cally designed for the OEM standard 1, 2 and 3-pole
when contactor, perfor- type.
mance and cost must be
optimized. Perfect choice-
for HVAC, lighting, pumps,
compressors, pools, spas,
Type Selection
Product Series
GDP
Amperage Rating
25:
25 Amps
32:
32 Amps
40:
40 Amps
50:
50 Amps
60:
60 Amps
75:
75 Amps
90:
90 Amps
Number of Poles
1:
1 Pole
2:
2 Poles
3:
3 Poles
Optional Shunt
S:
With Shunt
Blank:
No Shunt
Load Terminals
L:
Lug*
S:
Screw**
Coil
Voltage
24V:
24 VAC
120V:
110/120 VAC
220V:
220 VAC
277V:
277 VAC
480V:
480 VAC
Position of Coil
Terminals
(3-pole only)
Blank:
bottom
T:
top
Auxiliary
Output
01:
1 NC***
Blank:
none
* Lug and Fast-On load termianals.
Fast-on control terminals
** Screw and Fast-On load termianals.
Fast-on control terminals
*** Available only on 1 Pole contactors
See page 2 for list of available part numbers
Specifications are subject to change without notice — August 15, 2018
1
GDP
Selection Guide
Amperage
Rating
Terminal
Type
Coil
Voltage
24 VAC
120 VAC
220 VAC
277 VAC
480 VAC
24 VAC
120 VAC
220 VAC
277 VAC
480 VAC
24 VAC
120 VAC
220 VAC
277 VAC
480 VAC
24 VAC
120 VAC
220 VAC
277 VAC
480 VAC
24 VAC
120 VAC
220 VAC
277 VAC
480 VAC
24 VAC
120 VAC
Lug
220 VAC
277 VAC
480 VAC
24 VAC
120 VAC
220 VAC
277 VAC
480 VAC
24 VAC
120 VAC
60 Amps
Lug
220 VAC
277 VAC
480 VAC
24 VAC
120 VAC
220 VAC
277 VAC
480 VAC
24 VAC
90 Amps
Lug
120 VAC
220 VAC
277 VAC
480 VAC
1 Pole
with 1 Aux
GDP251S24V01
GDP251S120V01
GDP251S220V01
GDP251S277V01
GDP251S480V01
GDP251L24V01
GDP251L120V01
GDP251L220V01
GDP251L277V01
GDP251L480V01
GDP321S24V01
GDP321S120V01
GDP321S220V01
GDP321S277V01
GDP321S480V01
GDP321L24V01
GDP321L120V01
GDP321L220V01
GDP321L277V01
GDP321L480V01
GDP401S24V01
GDP401S120V01
GDP401S220V01
GDP401S277V01
GDP401S480V01
GDP401L24V01
GDP401L120V01
GDP401L220V01
GDP401L277V01
GDP401L480V01
1 Pole
with shunt
GDP251SS24V
GDP251SS120V
GDP251SS220V
GDP251SS277V
GDP251SS480V
GDP251SL24V
GDP251SL120V
GDP251SL220V
GDP251SL277V
GDP251SL480V
GDP321SS24V
GDP321SS120V
GDP321SS220V
GDP321SS277V
GDP321SS480V
GDP321SL24V
GDP321SL120V
GDP321SL220V
GDP321SL277V
GDP321SL480V
GDP401SS24V
GDP401SS120V
GDP401SS220V
GDP401SS277V
GDP401SS480V
GDP401SL24V
GDP401SL120V
GDP401SL220V
GDP401SL277V
GDP401SL480V
2 Pole
GDP252S24V
GDP252S120V
GDP252S220V
GDP252S277V
GDP252S480V
GDP252L24V
GDP252L120V
GDP252L220V
GDP252L277V
GDP252L480V
GDP322S24V
GDP322S120V
GDP322S220V
GDP322S277V
GDP322S480V
GDP322L24V
GDP322L120V
GDP322L220V
GDP322L277V
GDP322L480V
GDP402S24V
GDP402S120V
GDP402S220V
GDP402S277V
GDP402S480V
GDP402L24V
GDP402L120V
GDP402L220V
GDP402L277V
GDP402L480V
3-Pole
GDP253S24V
GDP253S120V
GDP253S220V
GDP253S277V
GDP253S480V
GDP253L24V
GDP253L120V
GDP253L220V
GDP253L277V
GDP253L480V
GDP323S24V
GDP323S120V
GDP323S220V
GDP323S277V
GDP323S480V
GDP323L24V
GDP323L120V
GDP323L220V
GDP323L277V
GDP323L480V
GDP403S24V
GDP403S120V
GDP403S220V
GDP403S277V
GDP403S480V
GDP403L24V
GDP403L120V
GDP403L220V
GDP403L277V
GDP403L480V
GDP503L24V
GDP503L120V
GDP503L220V
GDP503L277V
GDP503L480V
GDP603L24V
GDP603L120V
GDP603L220V
GDP603L277V
GDP603L480V
GDP753L24V
GDP753L120V
GDP753L220V
GDP753L277V
GDP753L480V
GDP903L24V
GDP903L120V
GDP903L220V
GDP903L277V
GDP903L480V
Screw
25 Amps
Lug
Screw
32 Amps
Lug
Screw
40 Amps
50 Amps
Lug
75 Amps
Lug
Part numbers in bold font indicate stock code A items.
All other part numbers are stock code D.
Specifications are subject to change without notice — August 15, 2018
2
GDP
Technical Specifications
Model
GDP251
GDP321
GDP401
Voltage
240/277
240/277
240/277
240/277
480
600
240/277
480
600
240/277
480
600
240/277
480
600
240/277
480
600
240/277
480
600
240/277
480
600
240/277
480
600
240/277
480
600
240/277
480
600
FLA
25
32
40
25
25*
25*
32
32*
32*
40
40*
40*
25
25*
25*
32
32*
32*
40
40*
40*
50
50*
50*
60
60*
60*
75
75*
75*
90
90*
90*
1 Pole
LRA
150
200
240
150
125*
100*
200
150
150*
240
200
160
150
125*
100*
200
150*
120*
240
200*
160*
300
250*
200*
360
300*
240*
450
375
300
540
450
360
Horsepower
2*
2*
3*
3*
-
-
3*
-
-
3*
-
-
10*
15*
20*
10
15
20*
10
20
25*
15
25*
25*
20
30
30
25
50
50
30
60
60
Resistive Rating
35*
40
50
35*
35*
35*
40
40
40
50
50
50
35*
35*
35*
40
40
40
50
50
50
65*
65*
65*
75
75
75
90
90
90
120*
120*
120*
2 Pole
GDP252
GDP322
GDP402
3Pole
GDP253
GDP323
GDP403
GDP503
GDP603
GDP753
GDP903
Coil Specifications
Model
All 1P and 2P
In-rush VA
55
1 Pole and 2 Pole Contactors
Sealed VA
Operational Voltage
13
(85%~110%) Uc
3 Pole Contactors
12
14
(85%~110%) Uc
30
Drop-out Voltage
(20% ~ 65%) Uc
Frequency
50 / 60 Hz
GDP253 ~ GDP403
51
GDP503 ~ GDP603
83
GDP753 ~ GDP903
165
Uc - nominal coil voltage
* New ratings effective May 2018.
(20% ~ 65%) Uc
50 / 60 Hz
Specifications are subject to change without notice — August 15, 2018
3
GDP
Enviromental Specification
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Agency Approvals, Conformance
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Operating Temperature:
Temperature ≤35°C in 24h period.
-5 ~ 40°C (+23 ~ 104°F) - full current rating.
41 ~ 50°C (106 ~ 122°F) - 0.875 de-rating factor
51 ~ 60°C (124 ~ 140°F) - 0.750 de-rating factor
61 ~ 70°C (142 ~ 158°F) - 0.625 de-rating factor
Storage Temperature: -25 - +55°C (-13 ~ 131°F)
Relative Humidity: less than 50% @40°C, non-condensing
Shock and Vibration: do not subject product to shock and vibration
Pollution Degree: 2
Altitude: ≤2000m
Installation: ≤5° from vertical plane
Agency approvals: UL file: E236208, UL category: NLDX2, NLDX8
CSA file: 268090, Class 3211-04, 3211-84
SCCR rating: 5K rms symmetrical Amperes, 600V max, when protected by UL listed fuse
CE: EN 60947-4-1:2010+A1
Utilization categories: AC-1, AC-8a
Environmental: RoHS
Connection Diagrams
1 Pole with 1 auxiliary contact
GDP251…01, GDP321..01, GDP401..01
1 Pole with shunt
GDP251, GDP321, GDP401
A1
A1
1/L1
11 1/L1
A1
1/L1
11 1/L1
A1
11
11
A1
A1
1/L1
N 1/L1
A1
1/L1
N 1/L1
A1
N
N
A2
A2
2 Pole
GDP252, GDP322, GDP402
A2
2/T1 A2 12 2/T1
2/T1
12 2/T1
1/L1 3/L2 1/L1
A1
1/L1 3/L2 1/L1
A1
12
12
3/L2
3/L2
A2
A2
A2
2/T1 A2 N 2/T1
2/T1
3 Pole
2/T1
N
1/L1
N
N
5/L3
A1
A1
A1
A1
GDP253, GDP323, GDP403
1/L1
GDP503,
1/L1 3/L2 5/L3
3/L2
GDP603, GDP753, GDP903
5/L3
A1
3/L2 1/L1 3/L2
5/L3
A1
A2
A2
A2
2/T1 A2
4/T2 2/T1
2/T1 4/T2 2/T1
4/T2
4/T2
A2
A2
A2
2/T1 A2
4/T2 2/T1 4/T2 6/T3
6/T3
2/T1 4/T2 2/T1 4/T2 6/T3
6/T3
1/L1, 2/T1, 3/L2, 4/T2, 5/L3, 6/T3 are the main power contacts
11, 12 are low current Normally Closed auxiliary contacts
A1, A2 are coil contacts
Specifications are subject to change without notice — August 15, 2018
4
GDP
Auxiliary Contact Specifications
Ith (A)
10
Ui (V)
600
For 1 Pole Contactors with 01 sufix
AC (VA)
300
DC (W)
30
Terminal Connections:
Contactor Series
GDP251S
GDP251L
GDP252S, GDP32S, GDP40S
GDP252L, GDP32L, GDP40L
GDP503L, GDP603L
GDP753L, GDP903L
Terminal Type
Screw
Lug
Screw
Lug
Screw Type
and Size
Phillips, M5
Flat head, M8
Phillips, M5
Flat head, M8
Flat head, M10
Flat head, M12
Power Terminals
Max wire size
AWG [mm2]
Stranded
Solid
14-12 [2.5~4]
14-10 [2.5~6]
14-12 [2.5~4]
14-10 [2.5~6]
use ring of fork terminals only
14-10 [2.5~6]
12-8 [4~10]
12 -8 [4~10]
10-6 [6~16]
6-4 [ 16~25]
4-3 [25~35]
Max torque value
lb-in [N-m]
20 [2.2]
40 [4.5]
50 [5.6]
All power terminals offer additional dual 1/4” fast-on terminals
60/75C copper wire only
Coil terminals
Screw Type
Max wire size
and Size
AWG [mm2]
N/A
N/A
Contactor Series
GDP251S
GDP251L
GDP252S, GDP32S, GDP40S
GDP252L, GDP32L, GDP40L
GDP503L, GDP603L
GDP753, GDP903L
Terminal Type
Max torque value
Lb-in [N-m]
N/A
Dual 1/4” fast-on
Dual 1/4” fast-on
plus screw
Phillips, M4
16 - 14 [1~2.5]
10 [1.2]
Contactor Series
GDP251S
GDP251L
Terminal Type
Screw
Auxiliary Contacts
Screw Type
Max wire size
and Size
AWG [mm2]
Phillips, M4
16 - 14 [1~2.5]
Max torque value
Lb-in [N-m]
10 [1.2]
Endurance Ratings
Rating Type
Mechanical life of the contactor
Product
All 1Pole and 2Pole
All 3Pole
All 1Pole and 2Pole
UL508 electrical life of contacts (Resistive)
All 3 Pole
≥
50A
All 3 Pole
≥
40A
Rating
1 million cycles
500K cycles
250K cycles
30K cycles
Accessories
GNCF8-11:
Snap-on auxiliary contact block for 3 pole contactors. 1NO/1NC, Ith= 10A, screw terminals
Specifications are subject to change without notice — August 15, 2018
5
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