NSI E101B Tork® Timer Switch; 1 min, Tan, SPST, 120 - 277 Volt AC

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Vendor: Tork
Cat #: E101B
Part #: 178561
SKU: 305311
UPC #: 786261824011

Product Details

Scheduling 20 ON and OFF set points repeat each day minimum setting 1 min
Daylight saving automatic adjustment (can be omitted)
Leap year automatic compensation
Manual override until the next regularly scheduled ON or OFF automatic operation then resumes
Clock format AM/PM
Power outage backup Permanent schedule retention is provided, supercapacitor provides 4 days of real time back up
Momentary option for mechanically held contractors: Model E201B only, configure with simple jumper change for single-channel momentary operation

NSI Tork® E Series Timer switch in tan color has NEMA 3R plastic indoor-outdoor enclosure. Channel 1 is used in applications like outdoor lighting, security, Parking-lot and canopy lighting. Channel 2 is used in applications like HVAC equipment, interior lighting, electric motors, refrigerator defrost control condensers and heaters. It features LCD display with automatic leap year compensation and automatic daylight saving. Timer can be manually over ride until the next regularly scheduled ON or OFF and resumes automatically. Clock is formatted for AM/PM and resumes automatic operation. Back up retains schedules during power outage with an backup capability of 100 hours. It has digital 24-hour display with up to 20 ON/OFF cycles each day, one-minute minimum cycle, manual override switch. Automatic compensation for daylight saving time and leap year. Controller is capable of 20 set points and programmed for one minute resolution. The 1-Pole, single throw switch handles has a contact rating of 120 - 277 VAC at 50/60 Hz. Motor load of 1 hp for pilot duty 120 Volts and motor load of 2 hp for pilot duty 240 Volts. It has a operating temperature of -40 to 149 deg F. It features screw base mounting for easy installation. Time switch meets cULus listed.

Product Specifications

Action On/Off
Amperage Rating 40 Amp
Amps 40
Application For Signs, Air Conditioning, Lighting, Sump Pumps, Ventilating Fans, Indoor/Outdoor
Backup Time 100 hr.
Base Screw
Catalog Description Tork E101B 24 Hour 1 Channel SPST Digital Time Switch APPLICATIONS: Signs Air Conditioning Lighting Sump Pumps Ventilating Fans FEATURES: INPUT SUPPLY: 120-277 VAC 50/60Hz INPUT VOLTAGE: 120-277 VAC 50/60Hz OUTPUT DRY CONTACTS: SPST SCHEDULING: 20 ON/OFF set points repeat each day. Minimum Setting 1 minute. NO. OF CHANNELS: 1 Channel DAYLIGHT SAVINGS: Automatic adjustment (can be omitted) LEAP YEAR: Automatic Compensation MANUAL OVERRIDE: Until the next regularly scheduled ON or OFF, automatic operation then resumes. CLOCK FORMAT: AM/PM. POWER OUTAGE BACKUP: Permanent schedule retention. Super-capacitor provides 4 days of real time backup. ENCLOSURE: Plastic Indoor/Outdoor NEMA 3R with lockable hasp. BRAND EQUIVALENT: Intermatic ET1105CR, ET1105C Paragon EC4004 MANUFACTURER: Tork PART NUMBER: E101B UPC: 786261824011 CONTACT RATINGS: GENERAL PURPOSE: 24-277VAC. Rating NO: 40A INDUCTIVE: 120-277VAC. Rating NO: 40A BALLAST: 120VAC. Rating NO: 30A 208-277VAC. Rating NO: 20A TUNGSTEN: 120VAC. Rating NO: 15A PILOT DUTY: 120-277VAC. Rating NO: 720VA MOTOR LOAD: 120VAC. Rating NO: 1HP 208VAC. Rating NO: 1.5 HP 240-277VAC. Rating NO: 2HP RESISTIVE: 28VDC. Rating NO: 30A
Catalog Number E101B
Color Tan
Contact Configuration SPST
Contact Form SPST
Contact Rating General Purpose : 40 Amp NO At 120-277Volt AC, Inductive: 40 Amp NO At 120-277Volt AC, Ballast: 30 Amp NO At 120Volt AC, 20 Amp NO At 208-277Volt AC, Tungsten: 15Amp NO At 125 Volt AC, Motor: 1 hp NO At 125 Volt AC, 1.5 hp NO At 208Volt AC, 2hp NO At 240-277Volt AC, Resistive: 30 NO Amp At 28 VDC
Country of Origin USA
Depth (in.) 3-1/16
Enclosure NEMA 3R
Environmental Conditions -40 to + 149 F
Frequency Rating 50/60 Hz
GTIN 00786261824011
Hp @ 120v 1
Hp @ 240v 2
In Stock Yes
Initiation Contact
Invoice Description English DIGITAL TIME SWITCH 120/208-277V
Item Timer
Length (in.) 8-5/16
Max. On/Off Cycles 20
Max. Time Setting 24 Hr.
Mfr/Vendor Tork
Min. Time Setting 1 Min.
Mounting Screw
NEMA Rating 3R
Number Of Channels 1
Number Of Poles 1
Number of Poles 1
Operating Temp. -40 to 149 F
Operating Temperature -40 to 149 deg F
Operation Mode 24 Hr.
Phase Single Phase
Select Code WIRING DEV/DIMMERS
ShortDescriptionStripped NSI-E101B-Tork-Timer-Switch
Special Features 20 On-Off Set Points - Daylight Savings Auto Adjustment - Leap Year Automatic Compensation
Standard cULus
Standards cULus Listed
Sub Brand Tork®
Timing Range 1 min
Type E Series, 24 Hour
UPC 786261824011
Voltage 120-277
Voltage Rating 120 - 277 Volt AC
Weight 1.60
Width (in.) 5-1/16
description TORK E101B MULTIVOLT 24HR SUPERCAP
feature#1 Scheduling 20 ON and OFF set points repeat each day minimum setting 1 min
feature#2 Daylight saving automatic adjustment (can be omitted)
feature#3 Leap year automatic compensation
feature#4 Manual override until the next regularly scheduled ON or OFF automatic operation then resumes
feature#5 Clock format AM/PM
feature#6 Power outage backup Permanent schedule retention is provided, supercapacitor provides 4 days of real time back up
feature#7 Momentary option for mechanically held contractors: Model E201B only, configure with simple jumper change for single-channel momentary operation

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