COIL
Power
At Pickup Voltage DC: 1.12 W
(typical) AC: 6.9 VA
Max. Continuous DC: 3.3 W at 25°C
Dissipation AC: 12.5 VA at 25°C
Temperature Rise 70°C at nominal coil voltage (AC)
35°C at nominal coil voltage (DC)
Max. Temperature 155°C (311°F)
GENERAL DATA
Life Expectancy Minimum operations
Mechanical 1 x 107
Electrical 1 x 105at 30 A 240 VAC Res.
Operate Time (typical) 30 msec at nominal coil voltage
Release Time (typical) 30 msec at nominal coil voltage
(without suppression)
Dielectric Strength 2200 Vrms contact to contact
(at sea level for 1 min.) 2200 Vrms contact to coil
Insulation Resistance 100 megohms min. at 20°C, 500 VDC
50% RH
Dropout DC: > 10% of nominal coil voltage
AC: > 20% of nominal coil voltage
Ambient Temperature
Operating -45°C (-49°F) to 80°C (176°F) AC coil, 30A
-45°C (-49°F) to 70°C (239°F) AC coil, 50A
-45°C (-49°F) to 115°C (176°F) DC coil, 30A
-45°C (-49°F) to 105°C (239°F) DC coil, 50A
Weight 227 grams
CONTACTS
Arrangement SPST ( 1 Form A & B), SPST-NO-DM ( Form 1X),
SPST-NC-DB (Form 1Y), DPST ( 2 Form A & B ),
SPDT ( 1 Form C), DPDT ( 2 Form C)
Ratings Resistive load:
Max. switched power: 840 W or 12000 VA
Max. switched current: 30 A
Max. switched voltage: 600 VAC, 28 VDC
UL, CUR 30 A at 240 VAC [1][2][3]
1.5 HP at 120 VAC [1][2][3]
2.0 HP at 240 VAC [1][2][3]
3600 VA at 120 VAC / 240 VAC ballast [1][2][3]
30 A at 240 VAC Res., 100k cycles [1][2][3]
20 A at 600 VAC [1][2][3]
30 A at 28 VDC [1][2][3]
Aux. Snap Switch 1/4 HP at 125 VAC / 240 VAC [2]
20 A at 125 VDC [3]
50 A at 277 VAC Res., [4][5]
40 A at 277 VAC General use (inductive) [4][5]
PRDQ series [1], PRDS [2]. PRDD [3], PRDE [4], PRDR [5]
Material Silver cadmium oxide
Resistance < 50 milliohms initially
(24 V, 1 A voltage drop method)
AZPRD
4/29/09w
50 AMP HEAVY DUTY
POWER RELAY
FEATURES
•SPST, DPST, SPDT, and DPDT versions available
•AC and DC coils available
•UL Class F (155°C) molded construction
•PRD, PRDD and PRDE are UL and cUL Listed
•PRDS, PRDQ, and PRDR are UL cUR Recognized
•UL, CUL file E44211
NOTES
1. All values at 25°C (77°F).
2. Relay may pull in with less than “Must Operate” value.
3. Specifications subject to change without notice.
RELAY ORDERING DATA
COIL SPECIFICATIONS – DC Coil
Nominal Coil Must Operate Max. Continuous Nominal Current Coil Resistance ORDER NUMBER*
VDC VDC VDC mA ± 10% ± 10%
6 4.50 7.8 333 18 AZPRD–1C–6D
12 9.1 15.4 166 72 AZPRD–1C–12D
24 18.0 32.0 83 290 AZPRD–1C–24D
48 36.0 62.6 42 1150 AZPRD–1C–48D
110 82.5 143.0 18.2 6050 AZPRD–1C–110D
COIL SPECIFICATIONS – AC Coil 50/60 Hz
Nominal Coil Must Operate Max. Continuous Nominal Coil Coil Resistance ORDER NUMBER*
VAC VAC VAC Power VA ± 10%
6 5.1 6.9 9.5 0.85 AZPRD–1C–6A
12 10.2 13.8 9.5 2.85 AZPRD–1C–12A
24 20.4 27.6 9.5 11.5 AZPRD–1C–24A
120 102.0 138.0 9.5 295.0 AZPRD–1C–120A
240 204.0 276.0 9.5 1170.0 AZPRD–1C–240A
480 408.0 552.0 9.5 4860.0 AZPRD–1C–480A
AZPRD
4/29/09w
*For double pole version replace “-1C” with “-2C”, “-2A”, or “-2B”. For SPST replace “-1C” with “-1A” or “-1B”. For SPST-NO-DM replace “-1C” with “-1X”(Short
Base). For SPST-NC-DB replace “-1C” with “-1Y”(Long Base). For addition of SPDT Auxiliary Snap Switch Rated at 10A and 1/4 H.P. add “S” after PRD. For
Q.C. 0.250” terminals add “Q” after PRD. For blow out magnets used in high dc loads add “D” after PRD. For 50A rating with box lug termination add “E” after
PRD. For 50A rating with screw termination add “R” after PRD.
7
8
12
Form 1Y
Form 1X
AZPRD
4/29/09w
MECHANICAL DATA
WIRING DIAGRAM
Dimensions in inches with metric equivalents in parentheses. Tolerance: ± .010"
1 Form C
5
7
3
6
8
4
12
5
7
3
12
2 Form C
1 Form C 2 Form C
2 Form A 1 Form A
2 Form B 1 Form B
5
3
6
4
12
7
3
8
4
12
5
3
12
7
3
12
5
6
12
