It is a much cheaper fix to install an interlock on your main power with the manual transfer switch than installing a separate circuit panel for generator. Auxiliary switches added to the bolt interlocks or working independently will also aid in power isolation. Using the first key to unlock lock 1 frees the switch for manual opening and traps that particular key. Transfer switch kits interlock manual transfer switch kits. It is a small switch that manages the electric load between two power sources and allows you to switch between the two easily. For example, preventing the paralleling of two energy sources, preventing particular operations until a breaker is locked open or closed, preventing disconnecting of breakers under load, and minimizing the possibility of a hazardous arc flash. Kirk key interlock kit eat orporai eatonco instructional leaflet il01039e effective january 2019 section 1. Psi control solutions, inc 9900 twin lakes parkway charlotte, nc 28269 phone. Due to the nature of this transfer switch, it is not recommended to order. One, two, three or four sets of contacts are available.
Preventing two alternate sources of power from feeding the system at the same time. When the power goes out, simply turn off the main circuit breaker and the individual circuit breakers on your main electrical panel. Manual tra nsfer switc h c o nc tip tmts3 up to 1200a tmts4 up to 1200a tmts5 up to 1200a tmts6 up to 1200a permanent generator temporary generator trystar manual transfer switch dual purpose pass through load bank connection male cam lock female cam lock hardwire lug load center circuit breaker kirk key interlock system terminal block auto. Each kit functions like a manual transfer switch, allowing you to safely and easily connect your portable generator to your homes electrical panel. Single or multiplekey systems will permit only one breaker to be in operation at a time. On our most common dualpurpose docking station, we use the industry standard kirk key mechanism to transfer power from permanent generator to portable. Normal and emergency led pilot lights are supplied. Bypass isolation automatic transfer switches lake shore electric.
The type k auxiliary switch can be mounted on the following interlocks. By definition, a kirk key is not an automatic system and cannot respond in the specified amount of time 10 seconds or 60 seconds. The auxiliary switch is a quickmake, quickbreak device, which operates when the interlock key is rotated. A kirk key interlocking system eliminates mistakes with no dr. Automatic generator changeover switch with schemati. The type s auxiliary switches can be furnished on the following interlocks. Your manual transfer switch and breaker are like the doorways to your generator, letting power through from your primary circuits while beefing up your safety.
General information the key interlock secures the breaker in the off position. Can automatic transfer switches be replaced by a kirk key interlock arrangement. Manual transfer switch breakers psi control solutions. Normally, the key is trapped in the skru and the solenoid is deenergized. Then use that same kirk key to unlock the normal side bypass nsb.
Trapped key interlocks have a number of functions in substation switchgear applications. This lower cost manual transfer system is an alternative to more expensive automatic transfer systems, and will have your business back to operations with minimal time and dollars lost. The door including the atc controller, control switches, kirk. Psis manual transfer switch breakerbreaker generator tap box combination is cetlus listed to ul standard 1008, and csa c22. Solenoid key release unit unhoused kirk key interlock. Why interlock kits are better than transfer switches. Power distribution power generation power transmission. This product is a manual transfer switch with the camlok connections built into the same enclosure. Those instructions will direct you to order kirk camlock kcamxxx10s or. Type s auxiliary switches are slowmake, slowbreak devices that respond directly to the movement of the lock bolt when the key is rotated. Can a manual transfer switch, a trapped key interlock system commonly known as a kirk key system, an emergency automatic transfer switch and a. Circuit breakers up to 5000a manual transfer switches up to 1200a available accessories.
Each breaker provides overcurrent and short circuit protection. A single key allows closure of one switch at a time. Instruction leaflet il01039e effective june 2011 section 1. Manual transfer switch breakerbreaker generator tap box. Typically, in lower amperage situations, this product can replace a double throw transfer switch with a secondary camlok connection cabinet mounted adjacent to the switch. In most cases, this unit sits right next to a permanent generator and the associated automatic transfer switch, however we offer a number of enclosures including wallmount, flushmount and pad. Installing the breaker mounted kirk key interlock youtube. Trappedkey interlocking utilizes locks and keys for sequential control of equipment and. Jan 29, 2019 dont get stuck with a power outage and an ineffective system that doesnt maximize your generator. Manual transfer switch one lines tmts1 tmts3 tmts2 tmts5 key hardware lug male cam lock automatic transfer switch kirk key interlock system female cam lock circuit breaker phase rotation monitor auto start terminals connection point terminal block strip heater silver plated busbar load center class cc fuse holder.
We have automatics kirk key interlock manual double throw larger manuals switches are motorized not really sure what you are calling a transfer switch. Wallmount 3 breaker manual bypass panel with kirk key interlock system isolates the ups from connected loads for maintenance with no loss of network availability. Power cannot be reapplied to the kiln until the kiln door is locked, releasing the key, and the key is then returned to the power switch interlock. Nema 3r enclosure and nema 3r 316 stainless steel available upon request. A transfer switch, also referred to as a transfer panel, switches between power sources. Consulting specifying engineer your questions answered. Abb 3 position rotary switch to serve as both a dedicated manual transfer switch and.
Click through to see the auxiliary switches available. Finally, i measured it myself and found this one which fits. Manual transfer switch connection point with dbds1 to load ats utility permanent generator kirk key interlocked circuit breaker single breaker docking station with kirk key interlock k k access to cam lock panelmounts prevented until circuit breaker is opened and kirk key is removed female cam lock hardwire lug load center circuit breaker k. Esls manual transfer switch is ulcul 1008 listed up to 3000a, oshpd seismic certified osp, and offers the ideal solution for portable generator connection to gridtied facilities. Interlock kits are better than transfer switches because they can operate many circuits, can be installed directly onto your homes breaker, and are a safer and more reliable option for your family. A kirk key system can be used for manual transfers, but not automatic transfers. The kit isolates the two systems so that power from the generator will never back feed into utility lines, and viceversa. It is essential that each interlock be installed so that the lock bolt cannot be extended unless the equipment on which it is installed is in the proper positioncondition. Switchgear interlock applications kirk leader in trapped key. To release the key, a signal must be sent to the solenoid from an external source. Temporary generator, facility transfer switch and permanent generator kirk key interlock to be added to match existing facility kirk key.
The switch has two interlocks lock 1 which locks the switch in either the open or closed position and lock 2 which is keyed differently and is utilized to lock the switch open the key in lock 2 is held whenever the switch is closed. Overview of project to wire portable generator to my electrical distribution panel. This is done when the transfer switch load is being fed via the normal power source and the ns insulated case unit requires maintenance. Some recent installed we did this is a 3000amp 480 volt automatic. A bit pricey for what you get but it works well enough. Mechanical kirk key interlocks are provided on the two maintenance bypass switches cb4 and cb5 to prevent an operator from closing both bypass switches at the same time. Siemens manual transfer switches generator interlock kit. With an interlock switch, you need to set it to the generator setting manually.
They are also kirk key interlocked for the manual bypass mts units to be operated safely. Why a generator needs a transfer switch or interlock kit. Sep 29, 2020 manual transfer switch breaker breaker kirk key generator connection cabinet mtsbbgtb colorcoded camlock receptacles to ensure a quick, safe connection to a portable generator. Im just not sure of what you are calling a transfer switch. The skru is typically used in combination with other kirk key interlocks. This ensures that you cannot have the main breaker and generator breaker running at the same time. While the key is removed from the switch interlock, a plunger from the interlock mechanically prevents the power switch from being turned on. Kirk auxiliary switches kirk key interlock company llc. An automatic transfer switch starts the generator without any human interaction, when the power goes out or becomes unstable, and then switches back when the. It has a switch dedicated to each circuit breaker and can operate 6 to 10 circuits at. Generator docking stations and national electrical code. Nov 03, 2015 just like a transfer switch, an interlock kit makes certain that the utility power and the generator power arent on at the same time. A manual transfer switch requires someone to manually flip the switch when the power goes out. The toggle switch responds to the movement of the lock bolt as it travels 34.
It is mounted in the upper portion of the breaker and can be viewed from the front cover. Stormswitch provides pluggable connectors and a manual transfer switch allowing a quick, safe portable generator connection and operation for any commercial. Generator interlock vs transfer switchwhats the difference. Additional key interlocks on the two sts input isolation switches cb1, cb2 to ensure that the sts is on the source that. Various switching methods kirk key access docking station utilizes a captive key interlock in a building or permanent generators existing main breaker or disconnect as the means of isolating the primary power source. Within a substation, kirk trapped key interlocks are used to ensure the isolation of hazardous energy for several switchgear maintenance applications. Apr 14, 2020 kirk key interlock provision allows for installation of a trap key system, serving as a means to transfer power supplied to the facility. Enclosures are either nema 3r or nema 4x 316 stainless steel.
Kirk key transfer panels a transfer panel is a group of primary and secondary locks involved in a transfer step. Application scheme book kirk key interlock company llc. Manual transfer switch extension cord generator interlock kit. Dual purpose generator docking station psi control solutions. When the power goes out, the transfer switch automatically kicks the. These interlock kits are designed specifically to work with siemens electrical panels. The type k is a dpdt switch with ratings of 10a 250vacvdc or 15a 15vacvdc and is ul listed and csa approved. A safe sequence of operations is enabled through transfer of keys that are. Key interlocks with multiple cylinders require the insertion of all keys before the lock bolt can be extended or. Variety of breakers, kirk key interlock, wallmount, flushmount or padmount enclosure, twowire auto start, battery charger duplex receptacle, battery charger gfci receptacle, block heater receptacle, 50a twistlock receptacle, 100% ground, scada terminal port, extradepth for additional conduit access, listed monitoring device, strip heater. Interlock manual transfer switch kits manual transfer switches are generator accessories that are meant to be used as a safe way to provide power to an application home, business, etc. Are you talking about using a key interlock instead of a manual transfer switch or ats.
A transfer panel is a group of primary and secondary locks involved in a transfer step. Instruction leaflet installation and removal instructions for. To operate the manual portion of this transfer switch, remove the kirk key in the es insulated case units and lock it in the open position. There are mechanical interlocks inside the contactor to prevent.
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