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Rectifier Coding

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RECTIFIER MODEL CODING

RECTIFIER MODEL

AD = ADVANTAGE SERIES (Manual Voltage Adjustment Type)
BM = BENCHMARK SERIES (Manual Voltage Adjustment Type)
CA = C.P. SENTINEL AQUA-LINE SERIES (Automatic “IR-Drop Free” Potential Control Type)
CC = C.P. SENTINEL (CURRENT) SERIES (Automatic Current Control Type)
CI = C.P. SENTINEL (POTENTIAL) SERIES (Automatic “IR-Drop Free” Potential Control Type)
CP = C.P. SENTINEL (POTENTIAL) SERIES (Automatic “ON” Potential Control Type)
CV = C.P. SENTINEL (VOLTAGE) SERIES (Automatic Voltage Control Type)
UV = UTILITY SERIES (Manual Voltage Adjustment Type)

COOLING METHOD

A = AIR-COOLED (Natural Convection Cooling)
O = OIL-COOLED (Natural Convection Cooling)
X = OIL-COOLED (Classified Hazardous Location)

RECTIFICATION DEVICE TYPE

S = SILICON

AC INPUT CODE

A = 115 VOLTS AC
B = 208 VOLTS AC
C = 230 VOLTS AC
D = 416 VOLTS AC
E = 460 VOLTS AC
F = 115/230 VOLTS AC (Set for 230 Volts)
G = 230/460 VOLTS AC (Set for 460 Volts)
H = 600 VOLTS AC
I = 100 VOLTS AC
J = 110 VOLTS AC
K = 120 VOLTS AC
L = 127 VOLTS AC
M = 190 VOLTS AC
N = 200 VOLTS AC
O = 220 VOLTS AC
P = 240 VOLTS AC
Q = 380 VOLTS AC
R = 400 VOLTS AC
S = 440 VOLTS AC
T = 480 VOLTS AC
U = 575 VOLTS AC
W = 240/480 VOLTS AC (Set for 480 Volts)
Z = OTHER INPUT (Consult Factory)

AC INPUT PHASE

S = SINGLE-PHASE
T = THREE-PHASE

RECTIFIER OPTION CODING

Aa = ALARM CIRCUIT (with single, green LED status lamp on the enclosure front door).
*Note: Specify if a red (or other color) lamp or alternate mounting location is required.
Ab = ALARM CIRCUIT (with two LED status lamps (green & red) on the enclosure front door).
*Note: Specify if another color lamp or alternate mounting location is required.
Ac = ALARM CIRCUIT (with single, green incandescent status lamp on the enclosure roof).
*Note: Specify if a red (or other color) lamp or alternate mounting location is required.
Ad = ALARM CIRCUIT (with 1 set of FORM “C” relay contacts connected to a terminal strip for external connection to allow for remote alarm monitoring).
Ae = ALARM CIRCUIT (with 2 sets of FORM “C” relay contacts connected to a terminal strip for external connection to allow for remote alarm monitoring).
Ah = ALARM CIRCUIT (with elapsed time hour counting meter).
B = BASE MOUNTING LEGS: 12″
Ba = BASE MOUNTING LEGS: 24″
D = UPGRADED DIODE (or SCR) PEAK INVERSE VOLTAGE (PIV) RATING
*Note: Typical upgrade is to a 1200 volt rating. Advise if another rating is required.
E = EFFICIENCY FILTER (CHOKE)
F = NON-STANDARD ENCLOSURE FINISH
*Note: See applicable IRT product data sheet/specification for standard finish provided.
G = GFI CONVENIENCE OUTLET
H = REPLACEMENT OF AC SECONDARY FUSE WITH CIRCUIT BREAKER (100A limit)
I = INTERRUPTER CIRCUIT (non-synchronous solid state type)
Ig = INTERRUPTER CIRCUIT (GPS synchronous type)
J = NON-STANDARD AC INPUT FREQUENCY (50 Hz. typical)
K = SPECIAL KNOCKOUTS
*Note: Specify size, quantity & location required.
L = NON-STANDARD DC LUG TERMINALS
*Note: Specify type (positive DC output, negative DC output, reference electrode input, structure sense input, etc.), size and quantity required.
M = ADDITIONAL OR NON-STANDARD RECTIFIER METER(S)
*Note: Specify type & quantity required. See applicable IRT product data sheet/specification for standard meters provided.
Ma = UPGRADE TO DIGITAL LED DISPLAY METERS
N = AUXILIARY NEGATIVE DC OUTPUT CIRCUIT (includes rheostat, current monitoring shunt, DC output lug terminal and switch to ammeter)
*Note: Specify rheostat resistance and circuit current requirement.
Na = AUXILIARY NEGATIVE DC OUTPUT CIRCUIT (includes slide-wire resistor, current monitoring shunt, DC output lug terminal and switch to ammeter)
*Note: Specify resistor resistance and circuit current requirement.
Nb = AUXILIARY NEGATIVE DC OUTPUT CIRCUIT (includes current monitoring shunt, DC output lug terminal and switch to ammeter)
Nc = AUXILIARY NEGATIVE DC OUTPUT CIRCUIT (includes current monitoring shunt & DC output lug terminal but NOT connected to ammeter)
Nx = AUXILIARY NEGATIVE DC OUTPUT CIRCUIT PROTECTIVE FUSE (additional option to any of the above “N” options to include a protective fuse in each auxiliary DC output circuit)
O = “OFF – ON” METER SWITCH
Oa = “OFF – MOMENTARY ON” METER SWITCH
Ox = ENVIRONMENTALLY SEALED TYPE METER SWITCH (additional option to any of the above “O” options to include an upgraded switch body seal)
P = AUXILIARY POSITIVE DC OUTPUT CIRCUIT (includes rheostat, current monitoring shunt, DC output lug terminal and switch to ammeter)
*Note: Specify rheostat resistance and circuit current requirement.
Pa = AUXILIARY POSITIVE DC OUTPUT CIRCUIT (includes slide-wire resistor, current monitoring shunt, DC output lug terminal and switch to ammeter)
*Note: Specify resistor resistance and circuit current requirement.
Pb = AUXILIARY POSITIVE DC OUTPUT CIRCUIT (includes current monitoring shunt, DC output lug terminal and switch to ammeter)
Pc = AUXILIARY POSITIVE DC OUTPUT CIRCUIT (includes current monitoring shunt & DC output lug terminal but NOT connected to ammeter)
Px = AUXILIARY POSITIVE DC OUTPUT CIRCUIT PROTECTIVE FUSE (additional option to any of the above “P” options to include a protective fuse in each auxiliary DC output circuit)
Q = NON-STANDARD NUMBER OF TRANSFORMER ADJUSTMENT TAPS (25 steps (5-Coarse & 5-Fine) is standard)
*Note: Available options are 30 steps (5C-6F), 36 steps (6C-6F), 42 steps (6C-7F) or 64 steps (4C-4M-4F).
Qa = NON-STANDARD TRANSFORMER ADJUSTMENT METHOD
*Note: Specify adjustment type required. See applicable IRT product data sheet/specification for standard method provided.
R = POTENTIAL METER (supplied with “OFF- MOMENTARY ON” switch and (1) structure sense and (1) reference electrode input terminal)
S = NON-STANDARD SURGE PROTECTION
*Note: Specify type required. See applicable IRT product data sheet/specification for standard type provided.
T = EXTENDED TEMPERATURE RATING (standard design maximum is 45°C (113°F))
*Note: Specify maximum temperature rating required.
V = PROVISION FOR FUTURE CONNECTION OF REMOTE MONITORING UNIT
*Note: Specify requirements for the future RMU including parameters to be monitored (i.e. DC output voltage & current, potential, etc.), if remote interruption is required and RMU AC power requirements.
Vr = RECTIFIER SUPPLIED WITH REMOTE MONITORING UNIT
*Note: Specify requirements for the RMU including preferred RMU model, parameters to be monitored (i.e. DC output voltage & current, potential, etc.), if remote interruption is required and RMU AC power requirements.
W = NON-STANDARD ENCLOSURE TYPE OR CONSTRUCTION
*Note: See applicable IRT product data sheet/specification for standard enclosure type provided.
Y = SPECIAL TEST / DOCUMENTATION REQUIREMENT
*Note: See applicable IRT product data sheet/specification for standard testing performed and documentation included.
Z = NON-LISTED OPTION
*Note: For other optional features not previously listed, please specify the special requirement.

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