Thomas & Betts RZ405 Dimensions inches + or - 1/8, Dimensions mm +or, Air Opening Dimensions

6. Dimensions

Figure 1 - Dimensions of Model CAUA

Top View

A

C Plenum Opening

D

Plenum

1” (25mm)

Right

Side 13-1/4”

View (337mm)

Alternate

Gas

Connection

3-5/8” (92mm)

Opening

B

Combustion Air Cutout	Venter Outlet
150, 200 - 5” (127mm);	150, 200, 250 -
250, 300, 350, 400 - 6” (152mm)	5” (127mm);
	300, 350, 400 -
	6” (152mm)

E F
G	2-3/8” (60mm)
	H

Electrical (supply voltage)

Gas

4-1/8	6-3/8
	(162mm)
(105mm)

Corner indicators for

16” cutting inlet air opening (406mm)

2-1/8” (54mm)	K
1-1/2” (38mm)

24-3/8”

(619mm)

Control Door

46-1/2”

(1181mm)

22-1/4”

(565mm)

Blower Door

1/2” (13mm)

Rear

View

Corner indicators for cutting

16” inlet air opening (406mm)

2-1/8” (54mm)	J
2-1/2” (64mm)

Front View

Control Side of Hater

NOTE: Composite drawings are	Bottom
not proportional for all sizes.	View

Dimensions (inches + or - 1/8")

Size	A	B	C	D	E	F	G	H	J	K	M	N	P
150	38	34-3/4	36	21	7-1/4	3-3/4	12-1/2	24	33	31	19	34	4-5/8
200	38	34-3/4	36	21	7-1/4	3-3/4	12-1/2	24	33	31	19	34	4-5/8
250	50	34-3/4	48	21	7-1/4	4-3/8	12-3/4	27-1/4	45	31	16	46	4-3/4
300	50	34-3/4	48	21	7-1/4	4-3/8	12-3/4	27-1/4	45	31	16	46	4-3/4
350	50	49-3/4	48	34	7	4-3/8	14-1/8	26-3/4	45	44	32	46	4-7/8
400	50	49-3/4	48	34	7	4-3/8	14-1/8	26-3/4	45	44	32	46	4-7/8
Dimensions (mm +or- 3)

Size	A	B	C	D	E	F	G	H	J	K	M	N	P
150	965	883	914	533	184	95	318	610	838	787	483	864	117
200	965	883	914	533	184	95	318	610	838	787	483	864	117
250	1270	883	1219	533	184	111	324	692	1143	787	406	1168	121
300	1270	883	1219	533	184	111	324	692	1143	787	406	1168	121
350	1270	1238	1219	864	178	111	359	679	1143	1118	813	1168	124
400	1270	1238	1219	864	178	111	359	679	1143	1118	813	1168	124

Corner indicators for cutting inlet air opening.

M

BOTTOM VIEW

	P
N	2”
	(51mm)

Air Opening Dimensions

Supply Air (Discharge with duct flange)	C x D
Inlet Air Opening (location selected by installer)

Right Side of Heater	K x 16" (406mm)
Left Side* of Heater	K x 16" (406mm)
Rear of Heater	J x 16" (406mm)
Bottom of Heater	M x N

*Right side is illustrated; corner indicators for open- ing are the same on the left side.

Mfg No. 164771, Page 3