SERIES
OCTAL 8 & 11 PIN TIME DELAY RELAY
326/327
SERIES 326 ON DELAY, & 327 OFF DELAY
AC OR DC INPUT
1, 2 OR 3 POLES
8 OR 11 PIN OCTAL BASES
UL Recognized
File No. E13224
TIMING: FIXED, ADJUSTABLE OR REMOTE
GENERAL SPECIFICATIONS SERIES 306 TIMER
INPUT
Coil Voltage
Nominal Voltage:
AC: 24 to 240, DC: 12 to 125
AC - 85% of Nominal
Minimum Oper. Voltage:
DC - 80% of Nominal
Max. allowed voltage:
110% of nominal voltage
CONTACTS
Contact Material:
Rating:
Silver Cadmium Oxide.
10 Amps @ 120/240 VAC
10 Amps @ 30 VDC
1/3 Hp@ 120AC
1/2 Hp @ 240 VAC
OPERATIONAL CHARACTERISTICS
Repeatability:
DC: ± 3% @ 20˚C. AC: ± 3% +16 mS @
20˚C.
Accuracy:
Adjustable ± 10% Within temperature
& voltage range.
20 mS
Switching time of output relay:
Min. waiting time before starting
next cycle (reset time):
100 mS (for timing cycle up to 60 sec.)
150 mS (for timing cycle 60 to 300 sec)
INSULATION CHARACTERISTICS
Dielectric Strength:
500 V rms across open contacts
1500 V rms between mutually insulated
conductive elements.
1000 Megohms min. @ 500 VDC.
5 mS, 0 to 2000 V 20 uSec peak
All Mutually Insulated Points
Insulation Resistance:
Transient Protection:
ENVIRONMENTAL CAPABILITIES
Ambient Temperature Rating:
-10˚C to +70 ˚C
LIFE EXPECTANCY
Mechanical:
10 Million Operations no load
100,000 Operations @ Rated Load.
Electrical:
MISCELLANEOUS
Enclosure:
Clear Polycarbonate
5.0 oz approx. (142 g)
Weight:
Struthers-Dunn
326 XAX 48P 001 F 120A
Typical Part Number
Series
326 - 0N DELAY
327 - OFF DELAY
Contact Arrangements
XAX (SPDT)
XBX (DPDT)
XCX (3PDT)
Construction Style
Octal style plug-in - Code 48P
Non Standard Wiring - Code 48P-K
Timing Ranges
0.1 - 1.0 Sec - Code 001
0.2 - 2.0 Sec - Code 002
1.0 - 10 Sec - Code 010
3.0 - 30 Sec - Code 030
6.0 - 60 Sec - Code 060
18 - 180 Sec - Code 180
30 - 300 Sec - Code 300
Adjustment
Adjustment Knob) - No Code
Fixed Delay - Specify Fixed Time & Code F *
Remote Adjustment - Code R **
Operating Voltage
AC; 24, 48, 120, 240 (Add "A" )
DC; 12, 24, 48, 115-125 (Add "D")
(F * Models) - timing code does not apply. Specify single delay time requirement
(R ** Models)- Available only for SPDT and DPDT models. External fixed or
adjustable resistor required.
Example of typical fixed time delay relay part number- 326XBX48P3.5F-120A
(ON DELAY, DPDT, OCTAL PLUG, 3.5 SEC FIXED, 120 VAC POWER INPUT)
SEE SECTION 10 FOR MATING SOCKETS
PAGE 127
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