SIEMENS BUILDING TECH 1 -2003 - Laserfiche WebLink

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The time interval for which the elevator doors remain open when a car stops at a landing shall he independently adjustable for response to car calls and response to hall calls. New interlocks shall he insmlle& The interlocks shall prevem operation of the elevator unless all doors for that elevator are closed and shall maintain the doors in their closed position while the etevator is away from the landing. Emergency ~ceess to the hoistway as required by goYeming codes shall be provided. DOOR PROTECTION DEVICE (NEW~ A solid-state electronically operated infrared door reversal shall he installed on the ear door. The device shall contain elect~ordc components enclosed in an insulated chassis. The device will create a matrix of invisible light beams that scans the car doorway and detects the breaking of any light beam by any opaque object placed in its path. After a car stop is made, the door shall remain open for a pre-determined interval before closing. If, while the door is closing, the matrix of invisible light beams is interruped by a passenger entering or leaving the car, the door shall stop and reopen, after which the door shall again sta~ to close. If the door protective device is readered inoperative, a buzzer shall sound on the car and the doors shall close at approximately half speed. Normal operation slmll resume at the next landing reached by the car. NUDGING OPERATION If during a hall or car call the doors are prevented from closing for a fixed time period, the door protective device shall be rendered inoperative, a buzzer shall sound on the car and the doors shall close at a slower speed. Normal operation shall resume at the next landing reached by the ear. CAR IRET d A existing elevator car enclosure shall be retained. An allowance of $8,000 per car shall be included with the base price. CAR DOOR ELkNGER fNEV*) The present car door hanger shall be replaced with a new door hanger. Page 8