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MidNite Solar MNE-240 Series Owner's Manual

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MNE-240 Series E-panel
Owner's Manual

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Summary of Contents for MidNite Solar MNE-240 Series

  • Page 1 MNE-240 Series E-panel Owner’s Manual...

  • Page 2: Important Safety Instructions

    Important Information Disclaimer of Liability MidNite products are not intended for use in connection with Life Support Systems. MidNite Solar makes no warranty or representation in connection with their products for such uses. Since the use of this manual and the conditions or methods of installation, operation, use of the...
  • Page 3 MNE-240 Series E-Panel Owner’s Manual 1.0 Introduction The MNE-240 Series E-Panel enclosure from MidNite Solar provides the basic DC and AC over- current protection and disconnects required for a NEC compliant renewable energy system. It is specifi cally designed to accommodate inverters that provide 120/240VAC in a single unit. The MNE-240 Series E-Panel can expand to grow as your needs arise and includes the following: •...
  • Page 4 Din Rail Circuit Breakers (breakers not supplied ) Mounting Bracket for Charge Conroller Battery Shut Off (for inverter ) Many Knockouts with various sizes on every side LEFT RIGHT SIDE SIDE Figure 1, MNE-240 Series E-Panel Features Page 2 © 2007 MidNite Solar...

  • Page 5: Installation

    E-Panel. The more thorough you plan in the beginning, the better your overall system needs will be met. A basic system diagram for the MNE-240 Series E-Panel is shown in Figure 2, MNE-240 Series E-Panel System Wiring Diagram. This diagram should be reviewed to assist you in planning and designing your installation.
  • Page 6 Optional Breakers/Disconnects (6 spaces max @ 13mm) Shunt DC - Battery Buss Temperature Sensor DC + Buss PV + Buss Battery Bank (48VDC) Ground 63A 0.5A Figure 2, MNE-240 Series E-Panel System Wiring Diagram Page 4 © 2007 MidNite Solar...
  • Page 7 RIGHT SIDE VIEW 1.13" (3/4 CONDUIT) 1.13" (3/4 CONDUIT) 1.38" (1" CONDUIT) 1.75" 1 1/4” CONDUIT) 0.50" 0.87" (1/2” CONDUIT ) 2.47" (2" CONDUIT) BOTTOM VIEW Figure 3, MNE-240 Series E-Panel Dimensions and Knockout Sizes © 2007 MidNite Solar Page 5...
  • Page 8 MNE-240 Series E-Panel Owner’s Manual 3.4 Installing Optional Hardware Additional Breakers Additional AC circuit breakers can be installed per the manufacturer’s instructions on the open DIN Rail in the E-Panel. This DIN Rail has locations available for six additional 13mm wide AC and DC circuit breakers.
  • Page 9 MNE-240 Series E-Panel Owner’s Manual 3.5 Locating and Mounting the E-Panel Review Figure 6, MNE-240 Series E-Panel Mounted to determine the mounting space requirements for the E-Panel with the inverter/charger and any other optional equipment that may be mounted. Info: Do as much of the additional wiring as possible before hanging the E-Panel on the wall.
  • Page 10 TEC H Magnum 24.91" Inverter/ Charger 26.45" MidNite Solar Classic Controller MNE-240 Series E-Panel Mounting Bottom Bolts (x4) Mounting Bracket Plywood Wall studs 16 inches on center Floor Figure 6, MNE-240 Series E-Panel Mounted Page 8 © 2007 MidNite Solar...

  • Page 11: Mounting The Inverter

    MNE-240 Series E-Panel Owner’s Manual 3.6 Mounting the Inverter Before mounting the inverter to the chassis, complete all wiring that will be coming to and going from the E-Panel. Figure 7 shows additional wiring for adding lightning arrestors (top of enclosure), wiring circuit...
  • Page 12 MNE-240 Series E-Panel Owner’s Manual 3.7 Wiring the E-Panel and Inverter Review the following information prior to wiring the E-Panel it is imperative that the following steps be taken to help reduce the risk of electric shock to you and damage to the E-Panel/inverter.
  • Page 13 MNE-240 Series E-Panel Owner’s Manual AC CONNECTIONS AC CONNECTIONS AC HOT IN 1 AC HOT IN 1 (from Utility/ NEUTRAL NEUTRAL (from Utility/ Generator) connection connection Generator) AC HOT AC HOT OUT 2 OUT 2 (to sub-panel (to sub-panel AC HOT...
  • Page 14 MNE-240 Series E-Panel Owner’s Manual 3.9 DC Cable Wiring It is important to use the correct DC cable and corresponding circuit breaker to achieve maximum effi ciency from the system and reduce fi re hazards associated with overheating. See the MS-AE Series Owner’s Manual to determine the minimum DC cable size needed based on your inverter...
  • Page 15 MNE-240 Series E-Panel Owner’s Manual MidNite MNE-240 Series E-Panel P WR Inverting FA U L C H G DC 50.4 SELECT I N V O N / O F F C H A R G E O N / O F F...
  • Page 16 MNE-240 Series E-Panel Owner’s Manual 3.10 AC Wiring The full AC pass-thru capacity of the MS-AE Series inverter/charger is 30 amps for both AC legs (AC HOT 1 and AC HOT 2). To obtain the full pass-thru capability of the inverter and protect the inverter’s pass-thru relay, use a maximum 30 amp double-pole breaker, which corresponds to a...
  • Page 17 MNE-240 Series E-Panel Owner’s Manual Main Panel (Utility/Generator Input ) AC Input Wiring - Output Wiring 120 /240 VAC from Main Panel to AC HOT IN and NEUTRAL Bus-bars AC Output Wiring - a) Wire to an electrical sub-panel ,...
  • Page 18 MNE-240 Series E-Panel Owner’s Manual MidNite MNE-240 Series E-Panel P WR Inverting FA U LT DC 50.4 C H G SELECT I N V O N / O F F C H A R G ER O N / O F F...
  • Page 19 MNE-240 Series E-Panel Owner’s Manual 3.11 Final Installation Tidbits: Wiring the Inverter Remote Control Refer to fi gure 13 for the following steps: 1. Connect one of the RJ11 connector ends of the remote communication cable to the back of the remote;...

  • Page 20: Start-Up And Testing

    4. Secure all covers/panels on the E-Panel, inverter, main panel and sub-panel (if used). The MNE-240 Series E-Panel system is now tested and ready for operation. If the inverter needs programming or is not operating properly, refer to the MS-AE Series Owner’s Manual for setup and troubleshooting information.
  • Page 21 MNE-240 Series E-Panel Owner’s Manual A. Testing the Inverter AC Output Wiring (Inverter is ON , Utility and/or Generator power to E -Panel is OFF and the bypass switch is in the “INVERTER” mode ) Output Output Input Input 120VAC...

  • Page 22: Operation

    MNE-240 Series E-Panel Owner’s Manual 5.0 Operation When 120/240 VAC power (Utility or Generator) is provided to the inverter/charger through the E-Panel, the battery charger function and internal transfer switch are enabled. This allows the batteries to be kept fully charged and pass incoming AC power through the inverter to power to the AC loads that are connected to the inverter.

  • Page 23: Limited Warranty

    Figure 18, Inverter Bypass Switch - BYPASS Mode 6.0 Limited Warranty MidNite Solar, Inc. warrants the MNE-240 Series E-Panel to be free from defects in material and workmanship that result in product failure during normal usage, according to the following terms and conditions: 1.
  • Page 24 MidNite Solar 17722 67th Ave NE (Unit C) Arlington, WA 98223 www.midnitesolar.com...

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