{"product_id":"allen-bradley-700-ha33a1-general-purpose-relay","title":"Allen-Bradley 700-HA33A1 General Purpose Relay","description":"\u003ch2\u003eAllen-Bradley 700-HA33A1 General Purpose Relay\u003c\/h2\u003e\n\u003cp\u003eConfigured for switching and manual testing of control circuits, the \u003cstrong\u003eAllen-Bradley 700-HA33A1\u003c\/strong\u003e (\u003cstrong\u003e700-HA33A1 General Purpose Relay\u003c\/strong\u003e) provides three changeover contacts through an 11-pin octal socket interface. The relay uses a 120 V AC coil and includes mechanical status indication and manual test functions.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e700-HA33A1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley \/ Rockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eBulletin 700-HA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eGeneral Purpose Relay\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContact Configuration\u003c\/td\u003e\n\u003ctd\u003e3PDT, 3 Form C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoil Voltage\u003c\/td\u003e\n\u003ctd\u003e120 V AC, 50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContact Material\u003c\/td\u003e\n\u003ctd\u003eSilver Nickel (AgNi)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Contact Current\u003c\/td\u003e\n\u003ctd\u003e10 A at 277 V AC \/ 28 V DC, resistive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBase \/ Terminal Type\u003c\/td\u003e\n\u003ctd\u003e11-pin octal tube base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStatus Indicator\u003c\/td\u003e\n\u003ctd\u003eMechanical flag indicator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManual Override\u003c\/td\u003e\n\u003ctd\u003ePush-to-test button and lockable hold-down lever\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHorsepower Rating\u003c\/td\u003e\n\u003ctd\u003e1\/3 HP at 120 V AC; 1\/2 HP at 240 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Style\u003c\/td\u003e\n\u003ctd\u003eSocket mount; DIN rail or panel mounting through compatible 11-pin octal socket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 deg C to +55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBulletin 700-HA Relay Interface and Manual Control\u003c\/h3\u003e\n\u003cp\u003eThe 700-HA33A1 provides three Form C changeover contact sets for control circuit switching. Its 11-pin octal interface separates coil and contact connections through a socket-mounted installation arrangement.\u003c\/p\u003e\n\u003cp\u003eThe mechanical flag indicator provides a local visual indication of relay state. The push-to-test button permits manual actuation during circuit verification, while the lockable hold-down lever supports manual contact retention when required by the control circuit.\u003c\/p\u003e\n\u003cp\u003eThe specified 120 V AC coil operates at either 50 Hz or 60 Hz. Contact ratings are specified for resistive loads at 277 V AC and 28 V DC, while horsepower ratings define additional motor-load application limits.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 700-HA33A1 use a direct terminal block connection?\u003c\/p\u003e\n\u003cp\u003eA: No. The supplied data identifies an 11-pin octal tube base and socket-mounted connection arrangement.\u003c\/p\u003e\n\u003cp\u003eQ: Can the relay contacts be manually actuated during commissioning?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The relay incorporates a push-to-test button and a lockable hold-down lever for manual actuation and circuit testing.\u003c\/p\u003e\n\u003cp\u003eQ: What environmental operating range is specified for this relay?\u003c\/p\u003e\n\u003cp\u003eA: The supplied specification identifies an operating temperature range from -40 deg C to +55 deg C.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the relay into a compatible 11-pin octal socket before connecting field wiring. Confirm the socket terminal arrangement against the applicable Allen-Bradley wiring documentation before energization.\u003c\/p\u003e\n\u003cp\u003eVerify the coil supply is 120 V AC at the intended operating frequency before applying power. Keep coil wiring physically separated from low-level analog or instrumentation signal wiring where practical.\u003c\/p\u003e\n\u003cp\u003eRoute switched contact conductors according to the voltage and current requirements of the connected circuit. Use conductors, terminals, and protective devices appropriate for the connected load.\u003c\/p\u003e\n\u003cp\u003eFor control panels containing low-level signals, maintain appropriate separation between relay wiring and sensitive signal cables. Avoid routing relay contact conductors parallel to instrumentation wiring over long distances.\u003c\/p\u003e\n\u003cp\u003eEnsure the relay socket is mechanically secured to the DIN rail or panel mounting surface. Inspect the relay body, socket contacts, and terminal connections before commissioning.\u003c\/p\u003e\n\u003cp\u003eUse the mechanical flag indicator and push-to-test function during functional verification where permitted by the control circuit design. Do not use the manual hold-down mechanism in a manner that defeats required control or safety interlocks.\u003c\/p\u003e","brand":"AMPHENOL","offers":[{"title":"Default Title","offer_id":43895766646874,"sku":"700-HA33A1","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/700-HA33A12.jpg?v=1787554796","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-700-ha33a1-general-purpose-relay","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}