ERK4425AV - Electrical cabinet Middle Atlantic - Free user manual and instructions

USER MANUAL ERK4425AV Middle Atlantic

C US LISTEDWARNING: Failure to read, understand and follow the following information can result in serious personal injury, damage to the equipment or voiding of the warranty.

Page 2 CAUTION: To avoid an unstable condition, place heavier components at the bottom of the enclosure. When more than one component is placed in the enclosure, begin at the bottom of the enclosure and place equipment at the lowest available point, evenly distribute weight (horizontally) within the enclosure. Component weight should be distributed as follows:

• 1/2 of the total component weight (at a minimum) placed in the bottom third of the cabinet

• 1/4 of the total component weight (at a maximum) placed in the middle third of the cabinet

Added Weight (Loading): Total added weight should be distributed as follows:

• 1/2 of the total added weight (at a minimum) placed in the bottom third of the enclosure

• 1/4 of the total added weight (at a maximum) palced in the middle third of the enclosure

• 1/4 of the total added weight (at a maximum) placed in the top third of the enclosure

• Enclosure is intended for use in ambient temperatures of 32°F (0°C) to 140°F (60°C).

• Front Door (Optional): Full width door can be hinged on the left or right of the rack frame. Ensure door is bonded to enclosure frame. See Grounding and Bonding on page 6 for details.

• Rear Door: Full width door can be hinged on the left or right of the rack frame. Ensure door is bonded to enclosure frame. See Grounding and Bonding on page 6 for details.

Page 5 SPECIFICATIONS GENERAL INFORMATION Heights: 10 RU to 44 RU (each RU = 1.75”) Widths: 22” Depths: 20”, 25” and 28”Page 6

GROUNDING AND BONDING

Protective Earth Terminals (PET) are located on the bottom frame of the enclosure. These terminals are marked with the symbol. Enclosure accessory parts contain or are provided with bonding points for connection to the frame / PET. Protective earth and bonding connections shall be in accordance with Article 250 of the National Electric Code. When removing any bonded accessory for servicing the enclosure, make sure to disconnect the bonding terminal from the accessory. NOTE: The bonding terminal MUST be reconnected to the accessory when the part is replaced after servicing. (1) (1)

• Door bonding wire [12 Gauge Wire (#10 ring terminal to male disconnect) 6”]

• Door bonding wire [12 Gauge Wire (#10 ring terminal to female disconnect) 4”]

• Thread forming screw M4 x .7

• Locking Nut 10-32 QTY (1) (1) (1) (1) (1) (1) PARTS LIST

• Lower door bonding wire [12 Gauge Wire (#10 ring terminal to #10 ring terminal) 14”]

• Lower door bonding wire [12 Gauge Wire (#10 ring terminal to 1/4-20 ring terminal) 14”]

(1)(1)Page 7 GROUNDING AND BONDING (Continued) Door Bonding Points (1 Upper and 1 Lower) NOTE: The main protective earth conductor needs to be the first terminal placed on the PET and this terminal needs to be secured on its own with a nut.

1) Attach Lower rear door bonding wire from

(with male or female disconnect end) to door bonding point with thread forming screw. (FIGURE C)

3) Attach remaining door bonding wire to nearest bonding

stud (10-32). (FIGURE C)

4) Connect male and female ends of door bonding

wire set. Door Bonding Stud (10-32) Upper Bonding Stud (10-32) PET Stud (1/4”-20) Lower Bonding Studs (10-32) FIGURE A FIGURE B FIGURE CWARRANTY Middle Atlantic Products (the "Company") warrants the ERK Series Enclosure to be free from defects in material or workmanship under normal use and conditions for the lifetime of the product. The Company's entire liability to the purchaser, and the purchaser's (or any other party's) sole and exclusive remedy, under this warranty shall be limited, at the Company's option, to either (a) return of and refund of the price paid for, or (b) repair or replacement at the Company's factory of the products purchased, or any part or parts thereof, which the Company has determined to be defective after inspection thereof at the Company's factory. This warranty does not cover damage due to acts of God, accident, misuse, abuse or negligence by parties other than the Company, or any modification or alteration of the products. In addition, this warranty does not cover damage due to improper handling, assembly, installation or maintenance. THIS WARRANTY IS IN LIEU OF ALL OTHER WARRANTIES OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, IN NO EVENT SHALL THE COMPANY BE LIABLE FOR ANY SPECIAL, INCIDENTAL, INDIRECT, OR CONSEQUENTIAL DAMAGES WHATSOEVER (INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF BUSINESS PROFITS, BUSINESS INTERRUPTION OR ANY OTHER PECUNIARY LOSS) ARISING OUT OF THE USE OF THE PRODUCTS PURCHASED, EVEN IF THE COMPANY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. THE COMPANY'S LIABILITY TO THE PURCHASER (OR ANY OTHER PARTY) HEREUNDER, IF ANY, SHALL IN NO EVENT EXCEED THE PURCHASE PRICE OF THE PRODUCTS PAID TO THE COMPANY. Corporate Headquarters Corporate Voice 973-839-1011 - Fax [phone] / International Voice [phone] - Fax [phone] middleatlantic.com - [e-mail] Middle Atlantic Canada Voice 613-836-2501 - Fax [phone] / middleatlantic.ca - [e-mail] Factory Distribution USA: NJ - CA - IL Canada: ON - BC At Middle Atlantic Products we are always listening. Your comments are welcome. Middle Atlantic Products is an ISO 9001 and ISO 14001 Registered Company.