Questions tagged [generator]

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1 answer
58 views

How to configure a dedicated circuit for an back-up electrical supply [closed]

My family home is heated by a gas furnace and blower that are supplied with a low voltage slot on the electrical panel. On considering what to do in the case of an extended power outage, we considered ...
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0 votes
4 answers
118 views

Does it Matter if I use a 50 amp breaker in my main panel to hook up a 30 amp generator?

I have a 50 amp breaker and space to put it in my main panel. Can I use that breaker or do I need to use a 30 amp does it matter? I will install a main panel interlock switch and a 30 Amp Generator ...
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1 vote
1 answer
44 views

Wiring generator with two 200 amp service panels

Installing 9500 watt, 30 amp generator. I have two 200 amp service boxes coming from the same meter. I plan to run the generator to one box and install an interlock device on that service box and ...
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0 votes
1 answer
102 views

How can I determine if a generator is internally or externally insulated?

I have a TroyBilt 8000 watt generator (model #030247 rev 2). I need to be able to tell my well company whether it's internally or externally insulated so they can get me info about a well pump. The ...
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1 vote
1 answer
96 views

diesel powered heating - identification and advice request

I bought a house and the owner is a few steps removed from the last user of the house which leaves me at a loss as to who I even need to speak to about the machines and systems. My hope is that I can ...
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1 vote
1 answer
85 views

Generator Inlet Box Location per electrical code

I'm installing an inlet box for a generator on my property. My transfer switch and main circuit panel are indoors, in my basement utility room. There are numerous other utilities that all enter my ...
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2 votes
1 answer
68 views

where is the air filter on my Generac Guardian generator?

Power went out today. The automatic backup generator (natural gas via utility line) started strong around 9am, but around 6 it started stuttering a lot. I turned it off for about 30 min, thinking ...
8 votes
6 answers
1k views

How can I ensure a level 2 EV charger will not run while my standby generator is running?

I have a standby generator with an automatic transfer switch. It is set up to power all the circuits in my house. It does not have high enough wattage to power an EV charger in addition to the current ...
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1 vote
1 answer
46 views

Find replacement breaker for generator

I have a bad breaker in my Kohler generator (one pole is open circuit even when switch is "on"). I would like to replace it with an identical breaker. The generator is a Kohler 8.5RES. No ...
  • 298
30 votes
6 answers
3k views

How to provide backup power to a three-phase European home?

I have a home (in Ukraine) which is wired for three phases, but only ever use the three together for the electric heating system (which, for obvious reasons at this point we are not using). So, I ...
0 votes
1 answer
60 views

Supplying 30 amp 4 prong transfer switch from type B output on power station

My home has a Connecticut Electric EmerGen Switch #10-7500 with a 4 prong 30 amp locking power inlet. I also have a Goal Zero Yeti 1500X Power Station (a lithium battery and inverter). Is it possible ...
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0 votes
0 answers
58 views

can i connect a stabilizer to petrol generator?

My generator repairer said that connecting a stabilizer to a petrol generator(1kva) would damage its coil. I would like to know if that is true for every other generator with higher kVAs. Thanks.
0 votes
1 answer
103 views

Generator interlock on subpanel

We have 400 amp service in our house. There are two 200 amp subpanels. The one is the primary subpanel for most of the house that would need a generator connected to it. The main box is outside and ...
0 votes
1 answer
97 views

Can I mount a backup generator 30A NEMA L14-30P inlet plug directly on my outdoor meter main panel?

I have an outdoor meter main panel (Eaton MBE2040B200BTS) with the following circuits: 15A and 20A septic, a 30A 120v RV hookup, a 20A outdoor utility outlet, and an Eaton BRS225 Main Lug Kit that ...
0 votes
1 answer
62 views

Different 4 prong ends

Hi I have a Connecticut Electric 30 amp transfer switch box that has a male 4 prong L14-30 which i have the cable for. However, on the generator side I have a 3 prong, and a 4 prong (shown in image). ...
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2 votes
3 answers
507 views

Repurpose Hot Tub Wiring for Generator Inlet Box

I had a hot tub that I removed. I would like to repurpose the wiring (currently capped off) to add a generator inlet box. It's supplied by a 60 amp double pole breaker in the main panel, which feeds a ...
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0 votes
1 answer
75 views

Backup/portable inverter generator - open frame or not?

I am in Ireland and I want to get a generator for backup. I want at least 2500 w continuous power, as that ensures that I can use any one of my appliances (washer, dryer, dishwasher); with 2800 W I ...
1 vote
1 answer
95 views

Are there any side-effects of putting a soft-start on a 2-wire well pump?

The house I moved into has a well. I find that the inrush current to the pump is some 26 Amps (normal running is between 6 and 7 amps). The pump is a 240-volt, 2-wire pump. No start capacitor can be ...
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1 vote
1 answer
40 views

Anyone know much about the Rainbird sprinkler nozzles, HEVAN, VAN, Q, etc? [duplicate]

Got a setup with sprinklers spaced every 8'. We installed a generator and I need to move sprinklers around to get coverage and prevent sprinklers from spraying the generator. I moved the sprinkler ...
  • 327
1 vote
2 answers
73 views

How should I adjust these sprinklers?

I have a sprinkler (#2) spraying water into the generator which could cause some problems. Should I turn down pressure on #2 and put an additional sprinkler at the generator edge with a 90 degree head ...
  • 327
0 votes
1 answer
56 views

What is the best way to caulk this?

I got a generator installed yesterday and noticed the caulking needs to be replaced around the meter box. The transfer switch was installed so close to the meter I have no idea how to strip and re-...
  • 327
0 votes
3 answers
114 views

WGen20000 generator hook-up to the whole house using both 50 A outlets at the same time

I am looking for a way to hook up a WGen20000 generator to my house to use the full power possibility of that generator. Is there any way to hook up mentioned generator utilizing both 50 A outlets to ...
1 vote
3 answers
198 views

Is it a code violation to use a 50A plug/outlets as a transfer switch alternative? If so, is there an NEC compliant option?

Edit--this appears to be a duplicate of this question, which remains unanswered. Summary: I'm trying to find a way to feed a 50A load panel from two different sources, each with an existing neutral/...
1 vote
1 answer
91 views

Drilling holes in concrete 1/2" inch apart

Went through Costco to get a generator installed. Generac 25kW. That was a mistake. The contractor they use has been nothing but problems. I got a pad poured to exact dimensions but yet these guys ...
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2 votes
2 answers
273 views

Generac 15000/22500 feeding 2 panels in house through circuit breaker,interlocked

Is it possible to feed the house through a y adapter(one male, 2 female) out of 50 amp 240volt outlet or using two outlets from generator to feed two panels via interlocked circuit breaker. 50amp to ...
  • 21
0 votes
3 answers
364 views

Can I Install a generator inlet box inside my garage?

I am installing a generator inlet box and want to install inside of my garage. Is there a reason why I cannot. Can only see them installed outside. I am installing a interlock switch.
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0 votes
3 answers
102 views

Is there a maximum length for L14-30 generator cables?

My home has an L14-30 type generator hookup that is located in an attached garage. About 50 feet away I have a barn with an LPG quick connect. In the event of a power outage my plan is to hook up a ...
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5 votes
2 answers
2k views

How could this "extension cord" ever be sold? [closed]

OK, I know this isn't a DIY question, but had to ask it and to point out the horrible things that get sold. Who in their right mind would use this? It completely bypasses all safety mechanisms. ...
0 votes
0 answers
122 views

Is there a reason the electrician didn't ground this generator voltage selector switch?

I have a cabin where the only source of power is a generator. The plugs that I can plug into it look like this: One plug is 120 and one plug is 240. The larger box above allows me to switch between ...
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0 votes
0 answers
58 views

Can I take a generator and add a 50amp receptacle to it

I have a generator that is 9400 watts with a 50amp plug in. No problems running the panel on a food truck. Now I have a whisper generator 9500 watts but only a 30amp plug in. I'm sure it's the 30 vs ...
1 vote
1 answer
111 views

Generac GP8000e/Need to be grounded? Remove Neutral?

I have a Generac GP8000e generator that I plan on back feeding the main panel of my home with the portable generator, power inlet box L14-30a and breaker. First, I will install an interlock between ...
0 votes
2 answers
105 views

Is this the correct cable wiring for a dewalt generator and a Lincoln pro-MIG 180?

I have a Lincoln Pro-MIG 180 and a DeWalt DXGNR7000 generator. I have found a cable that is supposed to work. Can someone confirm this is correct wiring? The generator does in fact have an L14-30R ...
0 votes
0 answers
87 views

Does this Wiring Diagram Create ground loop Issues?

I have a two x LV6548 Pure Sine Wave 6,500W Inverter/Chargers - 13,000W Continuous Output 120/240V Inverters that I wish to integrate with my Subpanels in the house for Off-grid with Main Utility ...
4 votes
2 answers
118 views

Need dead time before transfer back to utility from Generac

I have a 25kW liquid cooled Generac for whole house, using transfer switch RXSW200A3 (200A, service rated). Is there a way to get a "dead time" before the transfer back to the utility ...
0 votes
2 answers
143 views

Natural Gas Standby Generator - too far from gas line?

My renovated house has the electrical panel on the north side and the gas line in the middle of the east side of the house. Distance is about 45 linear feet. Is it possible to install a generator so ...
0 votes
1 answer
196 views

“Properly” wiring 5-15p to L14-30P

I have an L14-30P connected as a suicide cord to a 5-15P through a 10/3 wire. The 15 side connects to a small portable generator and the 30 side a properly installed 30 receptacle on my home panel. ...
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2 votes
1 answer
136 views

Can I mount a manual transfer Switch here?

I am planning to install a Reliance Controls Manual Transfer Switch, model R510A on the side of my house next to my electrical panel. The transfer switch is 13x12x5". I am planning to install ...
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0 votes
1 answer
83 views

Split 240V Generator powering 2x GFCI 120V receptacles

Standalone application I have a 4 wire 240V Generator going to a 2pole 120/240V rated breaker, One pole feeds Line side Hot of #1 GFCI Other pole feeds Line side Hot of #2 GFCI The wiring between ...
1 vote
1 answer
156 views

Power to Electrical Panel in Shed

We bought a storage shed that is wired with outlets and an internal light/switch running to the breaker box. Attached is picture of the breaker box in the shed. This panel will only be powered by ...
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0 votes
0 answers
268 views

Portable Generator with Manual Transfer Switch Troubleshooting

When I hook up a generator to my house via a transfer switch it does one of the following: Trips the main breaker on the generator immediately. It does this when the generator is neutral bonded. Or, ...
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4 votes
2 answers
4k views

Bonded neutral generator - connecting to house and removing bond in main panel instead of within generator

When connecting a generator to a house, since it's a bonded neutral generator, I was told that I need to first remove the bond within the generator since there's already a house bond. I was going to ...
  • 708
0 votes
3 answers
2k views

Two main panels? One generator to power them all!

I believe I have two main panels that feed from one service line coming from the street. My assumption is they split the wire inside the wall with correctly sized wires to accomplish this (See older ...
0 votes
1 answer
3k views

How to wire a Generator 4 prong 30 amp 230 volt male to 3 prong 30 amp female or open wire

I've searched for 3 weeks looking for a simple answer. warning after warning about how dangerous this is. Still no answer. I have a generator that uses a 4 prong 30 amp 230v female plug. I am only ...
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0 votes
1 answer
95 views

What are specs for pipe to install between two concrete slabs connecting a generator to a propane tank

I live in the desert outside Palm Desert in a rural flat area (everything is sand). I am adding a generator and a propane tank behind my house (15' from back of house). I am doing my own concrete for ...
1 vote
2 answers
375 views

Sizing generator based upon the NEC calculation

What size generator would you guys recommend for a 73amp load calculation? I read that a generator should run at 80% of max amperage. Generac has a 24kW (87amp on natural gas) and a 26kW (93 amp on ...
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1 vote
1 answer
70 views

Can I run a home run to the main breaker in an attached building with a subpanel?

I'm working with an installer on a solar system that can power essential loads when the grid is down, and this requires moving all essential load circuits (refrigerator, boiler/furnace, etc) to a new ...
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1 vote
1 answer
303 views

Running 240v generator inlet and 240v house power outlet in the same conduit?

I'm simultaneously installing a 50A NEMA 14-50 outlet in the garage (for ev charging) and running a line for a portable generator from just outside the garage, back to the panel. I'll be using PVC ...
4 votes
1 answer
446 views

Enabling heat-pump load shedding when running on generator power

I electrified my heating system by replacing my air conditioning condenser with a heat pump. I hired a contractor to install a Trane variable speed heat pump and matching air handler. The air handler ...
0 votes
0 answers
49 views

Alternative gen interlock needed [duplicate]

I’m installing a 60a sub panel in the garage to feed a car charger and serve as the tie point for a portable generator. The garage is on the other end of the house so I only want to pay for 1 cable ...
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1 vote
2 answers
155 views

Trying to practically size a generator

I am trying to size a generator by measuring power from the breaker. I would to get some advice from you guys on my plan. I put an A/C clamp around both the cables from each terminal wire ("red ...
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