Cotek SR1000 User Manual
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Cotek SR1000 User Manual

Telecom inverter
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SR1000 / SR1000T
User's Manual
Telecom / Datacom
PURE SINE WAVE INVERTER

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Summary of Contents for Cotek SR1000

  • Page 1 SR1000 / SR1000T User’s Manual Telecom / Datacom PURE SINE WAVE INVERTER...

  • Page 3: Table Of Contents

    Table of Content 1. IMPORTANT SAFETY INSTRUCTIONS 1-1. General Safety Precautions 1-2. Other Safety Notes 1-3. Rack-Mounted Installation 2. FUNCTIONAL CHARACTERISTICS INTRODUCTION 2-1. System 2-2. Block Diagram 2-3. Electrical Performance 2-4. Mechanical Drawings 3. INSTALLATION AND MAINTENANCE 3-1. Rear Panel 3-2.

  • Page 4: Important Safety Instructions

    1. Important Safety Instructions WARNING! SAVE THESE INSTRUCTIONS – This manual contains important instructions that should be followed during installation and maintenance of the inverter. 1-1. General Safety Precautions 1-1-1. Do not expose the inverter to rain, snow, spray or dust. To reduce the risk of fire hazard, do not cover or obstruct the ventilation openings and.

  • Page 5: Rack-Mounted Installation

    1-2-6. Do not drop a metal tool on the battery. The resulting spark or short circuit on the battery or on the other electrical part may cause an explosion. 1-2-7. Install the inverter in a well-ventilated area. Do not block the front air vents, or the rear air exhausts of the unit.

  • Page 6: Functional Characteristics Introduction

    2. Functional Characteristics Introduction 2-1. System The unit is a highly reliable DC-AC inverter system, designed with advanced power electronic and microprocessor technology offering the following features The inverter is equipped with a self diagnosis microprocessor that is able to identify and show all failure messages on the LED/LCD display, with associated visual/audio alarms.

  • Page 7: Block Diagram

    2-2. Block Diagram The inverter features IGBT technology which, minimizes weight and dimension, while enhancing output short circuit reliability and overload capacity. AC output voltage is provided in one of the two following modes 1. From DC to AC Inverter Mode (On-line Mode) 2.

  • Page 8: Electrical Performance

    2-3. Electrical Performance Specification Model No. Electrical Item SR1000(T)-124 SR1000(T)-148 SR1000(T)-224 SR1000(T)-248 Continuous Output Power 1000W Maximum Output Power 1100W (3 Min) Surge Power 2000W Frequency 47~63Hz ± 0.5% (User-selectable) Output Output Voltage 97~123VAC (User-selectable) 194~246VAC (User-selectable) Efficiency (Full Load)

  • Page 9: Mechanical Drawings

    2-4. Mechanical Drawings Unit mm [inch] 2-4-1. SR1000 Mechanical Drawings < SR1000 110V < SR1000 220V 24.0 [0.94] 420 [16.54] 21.8 [0.86] 6-M3 39.3 [1.55] 39.3 [1.55] R3.5 [R0.14] 10.0 [0.39] 5.9 [0.23] 465.0 [18.31] 483 [19.02]...
  • Page 10 Frequency Model Number Voltage Nominal Range Range SR1000/SR1000T-124 24 VDC 110 VAC 100~120 VAC 47~63 Hz SR1000/SR1000T -224 24 VDC 230 VAC 200~240 VAC 47~63 Hz SR1000/SR1000T -148 48 VDC 110 VAC 100~120 VAC 47~63 Hz SR1000/SR1000T -248 48 VDC...

  • Page 11: Installation And Maintenance

    3. Installation and Maintenance 3-1. Rear Panel SR1000 SR1000T Description Description Description DC Input Negative(-) Dry Contact Terminal AC Output Socket ① ④ ⑦ AC Input Socket / DC Input Positive(+) Standard RS-232 ② ⑤ ⑧ AC Input Terminal Remote Contact...
  • Page 12 ( will also require Fuse Block 4164) or equivalent. The following sizes of cables and fuses are recommended for up to 6 ft. distance between the batteries and the inverter. (Applies to both 120 VAC and 230 VAC versions) Model No. Wire AWG Inline Fuse Connect DC input terminals to 24V / 48V battery or other DC power source.
  • Page 13 NEGATIVE - POSITIVE + 3-1-2. Remote control and Dry contact terminal ③④ Remote Control Terminal Dry Contact Terminal RELAY GOUND Normally Open ENABLE - Common ENABLE + Normally Closed Remote Control Terminal ③ 1. Before installing the inverter, ensure that the main switch “OFF”. 2.
  • Page 14 ON : INV. HI : INV. ON (TR ON) OFF : INV. LOW : INV. OFF (TR OFF) ON : INV. BAT+ OFF : INV. BAT- ON : INV. POWER OFF : INV. Note At one time, only one remote function should used to control the inverter. The maximum voltage value is 60VDC.

  • Page 15: Ac Wiring Connections

    3-1-5. AC output socket ⑦ 110VAC 230VAC NEMA I.E.C 60320 C13 3-1-6. AC wiring connections ⑧ SR1000：AC socket AC Input Receptacle (IEC 60320 C 14) AC INPUT BREAKER BYPASS RELAY AC output receptacles for 120VAC version (NEMA5-15R) INVERTER INVERTER "L"...
  • Page 16 Connect AC input wiring to the inverter socket. Please use the following information as your reference. SR1000 Version Wire color Socket Wire length / gauge 120 VAC 230 VAC Line (L) AC Output NEMA I.E.C C13 Neutral (N) Within 16 feet / AWG # 14~16...

  • Page 17: Front Panel

    3-2. Front Panel Description Description Description Main Switch LCD Display Fan Ventilator LED Indicators LCD Display Selection Buttons 3-2-1. Main Switch These are the 3-stage rocker switches for turning on, turning off and remote mode. 3-2-2. LED Indicators See details in Section 5-1. 3-2-3.

  • Page 18: Operation

    4. Operation 4-1. Connecting the input power Before making the DC input side connections, the main switch must be “OFF”. 4-2. Connecting the loads Calculate the total power consumption(W) of the output load. Make sure that the total power consumption does not exceed the rated load. Should the total load exceed the rated capacity of the inverter, remove the non-critical loads until the rated total has been reached.

  • Page 19: Front Lcd Panel - Display & Setup

    5. Front LCD Panel – Display & Setup 5-1. LCD Panel Indications 5-1-1. Set the Power Switch to the “ON” position. THE, inverter starts working normally. The inverter will be operating in normal condition when either of the following messages are displayed on the LCD screen Vi =24.0 Vo=115 FQ=60.0...

  • Page 20: Startup Sequence And Standby Status

    5-1-3. LCD Display Selection Buttons Function of Various Keys Function <Up> You can use the “up” button to scroll through the menus. or to select the value for set up under setting mode. Function <Page Up> You can use the “Page Up” button to scroll through the menus.

  • Page 21: Setup Menu - Operation And Instructions

    5-3. Setup Menu – Operation and Instructions Entering Setup Menu Press Button longer than 2 seconds. The inverter, enters the Setup Menus consisting of three layers (1)Select Menu Heading (2)Select Menu Item (3)Setting Value Vi =XX.X Vo=XXX Main Menu: FQ=XX.X Io =X.X Select Select Menu:...
  • Page 22 Menu Status Buzzer Message Power ON or Push Keypad Alert FAN Fail or UV Alarm or Overload Alarm Shutdown OVP or UVP or OLP or OTP Disable 4). Alert Setup When alert occurs, the internal Dry Contact Relay will open / close.
  • Page 23 9). UVP Recovery When the DC input voltage is below the set UVP value the inverter shuts-down; Once the input voltage rises above the set UVP value, the inverter will automatically restart. Default= 25 VDC for 24 V Model, 50 VDC for 48 V Model Model Setting Value Range 24 V...
  • Page 24 than 43 Hz or more than 58 Hz, the internal bypass relay will de-energize. (See details in Section 2-2) Default= 0.1Hz ~ 7Hz. Model Setting Value Range 110V 0.1 Hz ~ 7 Hz 220V 0.1 Hz ~ 7 Hz 14). Bypass Relay The setup is provided in one of the following two ways On line Mode or Off line Mode (Exacting, Normal, Haphazard).

  • Page 25: Rs-232 Communication And Operation

    15). Overload Alarm Sets the overload alarm. When the output power is higher than the set value, the unit will sound “beep” to remind that the unit is going to shutdown. At the same time, the internal Dry Contact Relay will open/close (See details in Section 3-1-6).

  • Page 26: Interface Commands

    6-1-4. Coupled with PC software application port. Operation is as detailed in Section 6-2. 6-2. Interface Commands The buffer size used for the RS-232 port is 12-byte. This unit will ignore all bytes more than this value. During transmission, this unit will indicate it is ready to receive data from computer by this DTR line.
  • Page 27 1). Command to switch the Power ON/OFF Format Power <value> Example A space (ASCII code 20H) is needed between Power and <value>. <value> can be one of the following. “0” Power off “1” Power on 2). Command to query the Output Frequency Format FRQ? After “Enter”, the unit’s “Output Frequency”...
  • Page 28 3). Command to query the set value of the Function Format SETT? After “Enter”, the existing set value of the function appears on the PC screen. 4). Command to set or adjust the value of the Function Format SETT <value> After “Enter”, the new value of the Function is set Choose the <value>...
  • Page 29 FUNC 6 OVP Setting Setting Menu SETT <value> Model SR1000/SR1000T-124 30~34 SR1000/SR1000T-224 OVP Setting SR1000/SR1000T-148 60 MAX. SR1000/SR1000T-248 FUNC 7 OVP Recovery Setting Menu SETT <value> Model SR1000/SR1000T-124 28~32 SR1000/SR1000T-224 OVP Recovery SR1000/SR1000T-148 56~60 SR1000/SR1000T-248 FUNC 8 UVP Setting Setting Menu SETT <value>...
  • Page 30 FUNC 11 O/P Voltage Setting Menu SETT <value> Model SR1000/SR1000T-124 97~123 SR1000/SR1000T-148 O/P Voltage SR1000/SR1000T-224 194~246 SR1000/SR1000T-248 FUNC 12 O/P Frequency Setting Menu SETT <value> O/P Frequency 47~63 FUNC 13 Sync Frequency Setting Menu SETT <value> Sync Frequency 0.1~7 FUNC 14 Bypass Relay Setting Menu SETT <value>...

  • Page 31: Information

    36 months from the date of purchase and will repair or replace any defective power inverters if you directly returned them to us with postage paid. Please note that COTEK is only responsible for ensuring our products are operational before delivering. This warranty will be considered void if the unit has been misused, altered, or accidentally damaged.
  • Page 32 No.33, Sec. 2, Renhe Rd., Daxi Dist., Taoyuan City 33548, Taiwan Phone +886-3-3891999 FAX +886-3-3802333 http // www.cotek.com.tw 2016.06._A1...

This manual is also suitable for:

Sr1000tSr1000t-124Sr1000t-224Sr1000t-248Sr1000t-148

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