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Compliance Specifications
UL
When KT-1 is enclosed in the metal cabinet model KT-1-CAB and powered by the power supply model
KTPS4085 in conjunction with the external adapter PTC1640UG the following performance levels are
defined for the access control unit as per UL294:
Destructive attack: Level I (no attack test)
Line Security: Level II (Standard line security, RS-485 or Ethernet) and Level III (encrypted line security
128 bit, Ethernet only)
Endurance: level IV (100,000 cycles)
Standby power: Level 1 (when no standby power is provided)and level IV (4 hours, when using KT-
PS485)
Note: If KT-1 is used in a single gang configuration, powered by an external, separately listed power sup-
ply or PoE/PoE+ switch the performance levels remain the same with the exception of the standby time
that will be rated Level I (no secondary power source).
To comply with UL listings, the following requirements must be met:
• Installation locations and wiring methods shall be in accordance with the National Electrical Code,
ANSI/NFPA 70. Do not connect to a receptacle controlled by a switch.
• Use of a UL listed computer.
• Use of UL listed readers (Wiegand 26 and 34 bits, stripe 26 and 34 bits, XSF 39 bits have been tested
and found to comply).
• Kantech XSF 39 bits have been tested and found to comply.
• Use of a UL recognized tamper switch on every housing cabinet for the KT-1 One-Door Controller.
• Do not use the SmartLink option.
• Do not use a 230 VAC transformer (not UL listed).
• Use only UL listed cables.
• Use only UL listed adaptors.
• Use only a UL listed power supply such as Kantech part number KT-PS4085 (available through
Kantech distributors or dealers, please refer to the Technical Support contact information at the
beginning of this guide to obtain the specific transformer).
• The KT-1-EU has not been validated as a UL Listed system.
• The PTC1640UG and 12V/7Ah battery are used for 4 hours of standby power.
Note: All circuits are power limited with the exception of battery connection. Separation of 3/4" shall be
maintained between power limited and non-power limited wiring.
Note: Replace Battery with Pansonic or Energizer Part No. CR2032 Only. Use of another battery may
present a risk of fire or explosion.
UL 294 Compliance Notice
• Use only UL 294 or UL 1076 listed power supply.
• Connect Kantech part number KT-ACPW-LED status indicator to the AC terminals of the KT-PS4085.
• Use Kantech part number KT-BATT-12 battery.
Note: Using a 12V/7Ah battery, backup battery provides a minimum of 4 hours stanby time.
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