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Current Switches
Model CT-800/805/810/815
Available in two transformer core configurations: solid or split-core for ease of
installation
Two trip set point options are available:
fixed or adjustable
LED indication for load status and current
flow
Switch output is rated for up to 135
VAC/VDC
UL listed and CE certified
RoHS
CT-800 series Current Switches provide a reliable and low cost solution to
monitor status of supply/exhaust fans, pumps, compressors, unit ventilators, lighting or any other equipment consuming current. CT-800 solid-core
and CT-805 split-core have a fixed set point and will switch on if the
load/current exceeds 0.5 Amp. The fixed set point can be lowered to 0.250
Amp with two turns through the C.T. or 0.125 Amp with four turns. CT-810
solid-core and CT-815 split-core have an adjustable set point of 1.5 to 200
Amps. Trip set point can be easily field adjusted by turning a trimmer. LED
indica
rated to switch up to 1.0 Amp @ 35 VAC/VDC or 0.35 Amp @ 135
VAC/VDC eliminating the need and expense of an in line relay or load interlock. 5 year warranty, UL listed, CE certified and the lowest cost in the
industry are some of the features which make the 800 series an ideal solution for load status monitoring and alarming functions.
tion is provided to show status. All 800 series Current Switches are
DN800.3
® Registered trademark MAMAC SYSTEMS, Inc.
© Copyright 2013
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SPECIFICATIONS:
CT-800/805/810/815
Supply Voltage: Self-Powered
Isolation Voltage: 1000 VAC
Frequency Range: 45/65 Hz
Operating Temp: 32°
Environmental: 10
–158°F (0–70°C)
–90% RH, Non-Condensing
Termination: Terminal Block 14 Ga max
Agency Approvals: UL listed, CE certified
Max. Switching Current: 1.0 Amp @ 35 VAC/VDC
0.35 Amp @ 135 VAC/VDC
Housing: UL 94-V-0 Flame retardant ABS Plastic
Fixed Set Point: 0.5 Amp
Adjustable Set Point: 1.5 to 200 Amps
Weight
: .25 lb (.11 kg)
CONFORMANCE & TESTING:
RoHS Compliant
EMC Testing:
BS EN 55022:1998, BS EN 55024:1998,
EN 61000-3-3, EN 61000-4-2,
EN 61000-4-3, EN 61000-4-4,
EN 61000-4-5, EN 61000-4-6,
EN 61000-4-11
ORDERING INFORMATION:
Model Description
CT-800
CT-805
CT-810
CT-815
CAUTION: Do not use in explosive/hazardous environment.
DN800.3
® Registered trademark MAMAC SYSTEMS, Inc.
Solid-core fixed set point
Split-core fixed set point
Solid-core adjustable set point
Split-core adjustable set point
2
© Copyright 2013
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1.00"
(25 mm)
.50"
(13 mm)
2.90" (74 mm)
2.50" (63 mm)
LED On
CT-800/805/810/815
CT-800 / CT-810
Solid Core
0.70"
(18 mm)
.50"
(13 mm)
1.15"
(29 mm)
0.85"
(22 mm)
1.25"
(32 mm)
3.50" (89 mm)
0.75"
(19 mm)
2.45"
(62 mm)
1.25" (32 mm)
0.60" (15 mm)
LED On
3.50" (89 mm)
2.75" (70 mm)
LED Off
CT-805 / CT-815
Split Core
Potentiometer
0.85" (22 mm)
2x 0.20" Thru
0.65" (17 mm)
2.50" (64 mm)
0.85" (22 mm)
4.00" (102 mm)
DN800.3
3
® Registered trademark MAMAC SYSTEMS, Inc.
© Copyright 2013
Page 4
CT-800/805/810/815
MAMAC Systems is the leading global manufacturer of sensors, transducers, control peripherals
and web browser based IP appliances. MAMAC products are used for HVAC and environmental
controls, remote monitoring, alarming, energy metering and industrial automation.
All MAMAC products are manufactured in the USA.
WARRANTY: MAMAC Systems, Inc. and its subsidiaries (hereinafter referred to as MAMAC Systems) warrants its
products to be free of defects in material and workmanship for a period of five (5) years from date of shipment. If a
unit is malfunctioning, it must be returned to the factory for evaluation. A return authorization number (RMA) will be
issued by the customer service department and this number must be written or prominently displayed on the shipping
boxes and all related documents. The defective part should be shipped freight pre-paid to the factory. Upon examination by MAMAC Systems, if the unit is found to be defective, it will be repaired or replaced at no charge to the
customer. However, this warranty is void if the unit shows evidence of being tampered with, damaged during installation, misapplied, misused, or used in any other operating condition outside of the unit’s published specifications.
MAMAC Systems makes no other warranties or representations of any kind whatsoever, expressed or
implied, except that of title. All implied warranties including any warranty of merchantability and
fitness for a particular purpose are hereby disclaimed. User is responsible to determine suitability for
intended use.
LIMITATIONS OF LIABILITY: The remedies of buyer set forth herein are exclusive and the total liability of
MAMAC Systems with respect to this order, whether based on contract, warranty, negligence, indemnification, strict
liability or otherwise, shall not exceed the purchase price of the product upon which liability is based. In no event
shall MAMAC Systems be liable for consequential, incidental or special damages. MAMAC Systems
reserves the right to change any specifications without notice to improve performance, reliability, or function of our
products.
Every precaution for accuracy has been taken in the preparation of this manual, however, MAMAC Systems neither
assumes responsibility for any omissions or errors that may appear nor assumes liability for any damages that result
from the use of the product in accordance with the information contained in the manual.
DN800.3
® Registered trademark MAMAC SYSTEMS, Inc.
© Copyright 2013
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