Smart Management Module (SMM) Owner’s/Installation Manual MODEL: 006873 DATE PURCHASED:______________ WWW.GENERAC.COM 888-436-3722 Para español , visita: http://www.generac.com/service‐support/product‐support‐lookup Pour le français, visiter : http://www.generac.
WARNING California Proposition 65. Engine exhaust and some of its constituents are known to the state of California to cause cancer, birth defects, and other reproductive harm. (000004) WARNING California Proposition 65. This product contains or emits chemicals known to the state of California to cause cancer, birth defects, and other reproductive harm.
Table of Contents Table of Contents Section 1 Introduction and Safety Introduction ..........................................................1 Safety Rules .........................................................1 ...............................................................................1 Section 2 General Information and Setup Know Your Smart Management Module and Carton Contents .........................................................3 Sequence of Operations .....................................
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Introduction and Safety Section 1 Introduction and Safety Introduction Thank you for purchasing a Generac Smart Management Module. The Smart Management Modules (SMM) are designed to work together to prevent the home standby generator from being overloaded by large appliance loads. The modules require no control wires, and provide a cost effective, quick installation. Use of up to eight modules is available, allowing protection of your home and necessary appliances.
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General Information and Setup Section 2 General Information and Setup B A C G D F F 000143a 000106 E Figure 2-1. Features and Controls Know Your Smart Management Module and Carton Contents Table 1. Priority Dial Settings Priority Dial (A) – Sets module priority.
General Information and Setup Table 2. Lockout Switch Settings Lockout Switch Position Mode ON GENERATOR ON UTILITY OFF GENERATOR OFF UTILITY Function Power is NOT available on module output (contactor output). Contactor is OPEN. Power is available on module output (contactor output). Contactor is CLOSED. Module operates with standard load shed logic. Contactor is OPEN or CLOSED per logic. Power is available on module output (contactor output). Contactor is CLOSED. Table 3.
Owner’s/Installation Manual for SMM Generator Up to 5 minute delay before contactor closes Generator Utility Checks power source If frequency meets acceptable levels Monitors frequency** Contactor Open If <52Hz for 1s or If <58Hz for 3.5s If <52Hz for 0.5s or If <58Hz for 3s SMM Monitoring Note: When monitor frequency and monitor power source levels are reached, the system will remain in this state, during normal generator operation.
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Installation, Tests and Troubleshooting Section 3 Installation, Tests and Troubleshooting Electrical Specifications Input Voltage 240 VAC Current Rating 50A resistive, 40A inductive Locked Rotor Amp Rating 240A Motor Rating 3HP Contactor Coil Voltage 240 VAC Enclosure Specifications UL Rating Type 3R Temperature -30 to 50 deg C (-22 to 122 deg F) 4. 5. Hold SMM enclosure against mounting surface with arrows pointing up, and mark or drill four mounting holes. See B in Figure 3-1 for arrows.
Installation, Tests and Troubleshooting Connections H G 3. 4. I 5. A C B D Run load wires per applicable NEC code articles for wiring method selected. Connect line supply wiring to line side of SMM contactor field terminals. See Figure 3-2. Tighten field terminals to 25 in-lbs (2.8 Nm). Connect load supply wiring to load side of SMM contactor field terminals. See Figure 3-2. NOTE: If neutral and ground wires are included, connect inside SMM using a listed termination device.
Installation, Tests and Troubleshooting Generator Test Simulate a utility loss by turning main line circuit breaker (MLCB - service disconnect) to OFF while generator is in AUTO. 2. All modules will lose power and LEDs will disable. 3. Generator will power on after preset delay. 4. All LEDs will flash when generator transfers. 5. Allow each module to enable output per its priority setting. 6. After predefined priority time elapses, each contactor will CLOSE and LED will illuminate and stay ON. 7.
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Part No. 0K7447 Rev. E 01/20/15 Printed in USA ©2015 Generac Power Systems, Inc. All rights reserved Specifications are subject to change without notice. No reproduction allowed in any form without prior written consent from Generac Power Systems, Inc. Generac Power Systems, Inc. S45 W29290 Hwy. 59 Waukesha, WI 53189 1-888-GENERAC (1-888-436-3722) generac.