Certification Record
                    LC1225249                
            
                    NWL Inc.                
            
                    2024-07-29                
            
                    New Jersey                
            
                    United States                
            
                    Dual Frequency 4.0 Power Unit                
            
                    29.200                
            - Oil Processing Power Supply
 - Model: Dual frequency 4.0 Power Unit – OIL4DF/XXXX/XXX/XXX/XXXX/XXX
 - Ratings:
- Input: 380 – 480 VAC, 50 – 60 Hz, 127 – 101 AAC, 3 phase, 75kW
 - Output: 25 KVDC, 3 ADC
 - AEx oc pzc IIC T4 Gc
 - Ex oc pzc IIC T4 Gc
 - 18924
 - Class I, Zone 2
 - IP 66
 - -20°C ≤ Tamb ≤ +55°C
 
 
Model Nomenclature: OIL4DF/XXXX/XXX/XXX/XXXX/XXX
1st XXXX = Color Options
- WHTE = White RAL9010 (Standard)
 - GREN = Reseda Green RAL6011 (Optional)
 - LTGN = Munsell Light Green 5G8/4 (Optional)
 - GRAY = Gray ASA61 (Optional)
 
2nd XXX = Paint System
- PDR = Powder Coat System (Standard)
 - MEG = Megatran 50 three coat paint system (Optional)
 
3rd XXX = Tank Material
- 316 = 316 Stainless steel with powder coat finish (Optional)
 - STL = Carbon Steel with power coat finish (Standard)
 
4th XXXX = Tank Flange Size
- 6150 = 6”, 150 # flange
 - 6300 = 6”, 300 # flange
 
5th XXX = Fluid Options
- MIN = Cross Grade 206 Mineral oil. (Standard)
 - SIL = Dow Corning “XIAMETER” PMX-561 “Silicone Fluid. (Optional)
 
- UL 60079-0: 2019
 - UL 60079-6: 2016
 - UL 60079-2: 2017
 - UL 1012: 2010
 - CAN/CSA C22.2 No. 60079-0: 2019
 - CAN/CSA C22.2 No. 60079-6: 2017
 - CAN/CSA C22.2 No. 60079-2: 2016
 - CAN/CSA C22.2 No.107.1: 2016
 
- When connecting the equipment to a source of supply and other connections, the installer shall ensure that the entry method into the equipment maintains a degree of protection of at least IP54.
 - All incoming cables shall be fitted with appropriately sized ring crimp connections when connecting to a source of supply.
 - The oil tank level gauges shall be inspected for any damage, aging, cracks, etc., and be verified to be operating properly at least annually.
 - The oil level in the oil tank must always be within the minimum and maximum allowed fill levels.
 - Field wiring to L1, L2, & L3 must be rated for at least 70°C.
 - Field wiring to all other input terminals in the terminal enclosure must be rated for at least 70°C.
 - Covers and lids shall be closed and secured by all fasteners whenever the equipment is energized.
 - The output polarity switch must only be operated when equipment is de-energized. The handle must be locked whenever equipment is in use.
 - If this unit needs to have its oil changed or needs to have oil added to it and Cross Grade 206 oil is not available, other equivalent oils are acceptable to be used only if they 1) meet the IEC296 / IEC60296 standards and 2) hold equivalent or better parameter specification.
 - Unit must be air purged for at least 54 minutes using a minimum of 7.0SCFM of air flow and at a minimum of 20psi prior to energizing the mains input power
 
General Note:
- Project no.: 18924B
 - LC Listing Report no.: 11.02.18924-2_Rev.B
 - LC Certificate no.: LC18924-2