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Installation, Tests, and Troubleshooting

Owner’s/Installation Manual for SMM

11

2.

Run  line  supply  wires  per  applicable  NEC  code
articles for wiring method selected.

3.

Run  load  wires  per  applicable  NEC  code  articles
for wiring method selected.

4.

See 

Figure 3-2

Connect line supply wiring (A, B)

to  line  side  of  SMM  contactor  field  terminals.
Tighten field terminals to 60 

in-lbs

 (6.8 Nm).

5.

Connect  load  supply  wiring  (C,  D)  to  load  side  of
SMM contactor field terminals.

NOTE: 

If neutral (E) and ground (F) wires are included,

connect inside SMM using a listed termination device.

The unit is now ready to configure, apply power, and per-
form testing.

Setting Priorities

High priority 240 VAC loads should be set to the highest
priorities so those loads recover first in the event of gen-
erator overload. 

NOTE: 

The  highest  priority,  and  first  load  to  activate,  is

Priority 1. The last load to activate is Priority 8. 

Setting priority determines timing for three scenarios:

Order in which loads recover

Delay time until power returns during an outage

Delay time for post load shed recovery

An example configuration is shown below. Configurations
will vary depending on customer prioritization of loads:

1.

Set the priority of each SMM as desired (using the
example configuration for reference).

2.

Apply priority decal in a suitable location on electri-
cal panel to record chosen priority designations.

3.

Record priorities on decal.

Tests

Utility Test

1.

Turn utility power ON and enable all module feed-
ing circuits.

2.

Verify LED begins to flash at one second intervals.

3.

All contactors will close after five minutes. LED will
illuminate and remain ON.

NOTE: 

The five-minute delay allows magnetism to dissi-

pate from the air conditioner compressor. This promotes
easier  starting  and  eliminates  the  potential  for  reverse
compressor operation.

Installation Summary

Install cover on electrical panel.

Install covers on modules.

Table 3-1.  Recommended Wire Sizes

Temperature rating of conductor: 167 ºF (75 ºC)
Conductor types: RHW, THHW, THW, THWN, XHHW, USE,

ZW

Size AWG

Maximum Current Rating

8

50A

6

65A

4

85A

2

115A

1

130A

NOTE:

 Do not put more than three conductors in raceway, 

cable, or earth.

Priority 1: Baseboard heat

Priority 5: Non-essential circuits

Priority 2: Air conditioner

Priority 6: Pool pump or hot tub

Priority 3: Range

Priority 7: Other circuits

Priority 4: Clothes Dryer

Priority 8: Other circuits

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Страница 1: ... GENERAC COM 1 888 GENERAC 1 888 436 3722 Para español visita http www generac com service support product support lookup Pour le français visiter http www generac com service support product support lookup 000209b WARNING Loss of life This product is not intended to be used in a critical life support application Failure to adhere to this warning could result in death or serious injury ...

Страница 2: ...ii Owner s Installation Manual for SMM 000393a WARNING CANCER AND REPRODUCTIVE HARM www P65Warnings ca gov ...

Страница 3: ...ns 3 Application Considerations 3 Smart Management Module SMM 3 SMM and Carton Contents 4 Setting Lockout 5 Jumper Locations 5 Section 3 Installation Tests and Troubleshooting Electrical Specifications 9 Enclosure Specifications 9 Remove Contents from Carton 9 Tools Needed For Installation 9 Mounting Instructions 9 Connections 10 Setting Priorities 11 Tests 11 Utility Test 11 Installation Summary ...

Страница 4: ...iv Owner s Installation Manual for SMM This page intentionally left blank ...

Страница 5: ...ifically recommend verify that it is safe for others and does not render the equipment unsafe Throughout this publication and on tags and decals affixed to the unit DANGER WARNING CAUTION and NOTE blocks are used to alert personnel to special instructions about a particular operation that may be haz ardous if performed incorrectly or carelessly Observe them carefully Alert definitions are as follo...

Страница 6: ...Introduction and Safety 2 Owner s Installation Manual for SMM This page intentionally left blank ...

Страница 7: ... This allows the generator to accept loads gradually reducing the potential for additional nuisance load shed events A SMM can share a priority with an A C priority on the SACM provided the generator is sized to han dle the combined surge load from both appliances Sharing priorities can allow up to 12 loads to be managed in a correctly sized system In any combination of modules recovery times afte...

Страница 8: ... Switch positions are LOCKOUT LOAD ON GENER ATOR enabled and LOCKOUT DISABLED See Table 2 2 NOTE Recovery time is based on priority dial settings See Table 2 1 Test Button C Disables contactor output for a speci fied time LED D Provides module status See Table 2 3 Contactor E Normally OPEN If generator begins to overload the contactor opens to take load off generator power See Connections Mounting...

Страница 9: ...ram 3 Frequency Jumper 4 Mode Selector Jumper identified on control board as Lock Out Jumper The frequency jumper is factory set at the 60 Hz position The mode selector jumper is factory set at position A which is considered standard for most installations Jumpers should remain in place except when operating the unit under either or both of the following conditions Operating the unit at 50 Hz requ...

Страница 10: ...ower up for five minutes of initial operation Lockout 30 minutes 3 second flash 3 On 3 Off Generator Module detected an overload while trying to recover from a shed situation Operation is disabled for 30 minutes This state only occurs in generator mode Lockout Switch Active 6 second flash 6 On 6 Off Generator Module output is disabled and there is no power to the appliance while in generator mode ...

Страница 11: ...t the l oad Module now in lockout recovery NO YES Have load shed recovery time a nd module priority time elapsed 1 YES NO Was lockout recovery operation successful YES NO YES NO Notes 1 Refer to the Priority Settings table for information on recovery priority times 2 If the module detects a generator overload during a load shed recovery the module will again shed the load for up to 30 minutes Load...

Страница 12: ...General Information and Setup 8 Owner s Installation Manual for SMM This page intentionally left blank ...

Страница 13: ... of inaccurate ghost voltage readings also known as phantom voltage or stray voltage readings See DMM manufacturer s liter ature for additional information Mounting Instructions Recommended installation is near the electrical panel or appliance load The enclosure has a NEMA 3R rating and can be mounted indoors or outdoors It provides a degree of protection against rain and sleet and is undamaged b...

Страница 14: ...e at least 167 F 75 C rated wire and gauge per installation instructions See Table 3 1 for recom mended wire size based on load current Height in mm H1 7 0 178 5 H2 2 4 61 0 Width in mm W1 11 4 289 4 W2 7 8 200 0 Depth in mm D1 5 3 136 9 W1 W2 H2 H1 D1 009113 Legend A Red 240 VAC Line B Black 240 VAC Line C Red 240 VAC Load D Black 240 VAC Load E White Neutral as required F Green Ground as require...

Страница 15: ...figuration is shown below Configurations will vary depending on customer prioritization of loads 1 Set the priority of each SMM as desired using the example configuration for reference 2 Apply priority decal in a suitable location on electri cal panel to record chosen priority designations 3 Record priorities on decal Tests Utility Test 1 Turn utility power ON and enable all module feed ing circui...

Страница 16: ...d occurred Wait five minutes plus the priority time delay see Table 2 1 for unit to enable output Load not powered LED flashing 3 second interval This load overloaded the generator while attempting recovery from a shed It is in a 30 minute lockout wait period Wait 30 minutes from lockout for unit to attempt to re apply load Review all loads enabled in household The genera tor may experience anothe...

Страница 17: ...Installation Tests and Troubleshooting Owner s Installation Manual for SMM 13 This page intentionally left blank ...

Страница 18: ...Installation Tests and Troubleshooting 14 Owner s Installation Manual for SMM This page intentionally left blank ...

Страница 19: ......

Страница 20: ...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 www generac com ...

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