Magnecraft Struthers-Dunn
POWER , GFI AND MDR RELAYS
RELAY SERIES
214 (GFI)
MDR
102, 103
HEAVY DUTY DC SOLENOID STYLE
LIGHTING CONTACTOR, MOUNTS TO
WATT HOUR METER ENCLOSURE.
SMALL OPEN STYLE
GROUND FAULT INTER-
RUPT RELAY.
FEATURES
MERCURY DISPLACEMENT RELAY
(MDR)
UP TO 3 POLES, NO OR NC &
COMBINATIONS OF NO & NC
DPST-NO-DM CONTACT CONFIGURA-
TION.
MAX. OVER LOAD 120
AMPS @ 120VAC
ENCAPSULATED COIL..
RATED UP TO 50 & 100 AMPS CONTINU-
OUS DUTY.
PIERCED SOLDER LUG
TERMINALS WITH #17
AWG SILICONE WIRE
UP TO 100 AMPS SWITCHING
LOW CONTACT RESISTANCE
CONTACTS ENCLOSED IN MOLDED
PLASTIC COVER.
MOUNTING WITH 6-32
TAPPED HOLE & ANTI-
ROTATION TAB
PANEL MOUNTED VERTICAL
± 15˚
DC COILS AND AC FULL WAVE
RECTIFIED COILS.
CONTACT DATA
CONTACT CONFIGURATION:
DPST-NO-DM
1 to 3PST-NO or NC
DPDT (2 FORM C)
MAXIMUM ALLOWABLE
CONTACT LOAD:
50 & 100 AMPS @
120/240VAC,
30 VDC
20 AMPS @ 120/240VAC
20 AMPS @ 30 VDC
120AMPS @ 120VAC
(10 CYCLES)
35 TO 100 AMPS @
120-480VAC.
25-50 AMPS @ 600VAC
100 AMPS, 24-48 VDC
80 AMPS, 120VDC
CONTACT MATERIAL:
MERCURY
SILVER, CADMIUM OXIDE
50 MILLIOHMS (INITIAL)
SILVER CADMIUM OXIDE
CONTACT RESISTANCE:
2 MILLIOHMS
50 MILLIOHMS (INITIAL)
INSULATION
CHARACTERISTICS
DIELECTRIC STRENGTH:
2650 V rms
1500 V rms
2000 V rms
COIL DATA
AC - VOLTAGE:
12 to 240 VAC
6 to 220 VDC
6, 12, 24, 120 VAC
6, 12, 24, 110-125 VDC
120 & 240 VAC
24 VDC
DC - VOLTAGE:
P OWER
VA, (VAC):
WATTS, (VDC):
-
-
-
33 VA
9 WATTS
20 WATTS
GENERAL DATA
AMBIENT TEMPERATURE
OPERATIONAL:
- 35˚ C to + 60˚ C
- 45˚ C to + 65˚ C
- 45˚ C to + 65˚ C (DC)
STORAGE:
TIMING VALUES
OPERATE:
50 MILLISECONDS
100 MILLISECONDS
15 MILLISECONDS
15 MILLISECONDS
60 MILLISECONDS
30 MILLISECONDS
RELEASE:
LIFE
5 MILLION OPERATIONS
100,000 OPERATIONS
10 MILLION OPERATIONS
100,000 OPERATIONS
MECHANICAL:
ELECTRICAL:
500,000 OPERATIONS
100,000 OPERATIONS
DIMENSIONS
D
W
L
D
W
L
D
W
L
3.0 X 6.0 X 6.0
3.36 X 3.75 X 5.06
1.37 X 1.00 X 2.10
APPROVALS
GENERAL SPECIFICATIONS & APPLICATION DATA:
PAGE 158, 159
PAGES 165
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PAGE 157
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