Product Handbook 2026 - Volume 2

Condensate pumps Mechanical pumps and pumps traps

9

Limiting conditions

APT10

PN10

Unit design conditions

APT14 and APT14HC

PN16

APT10

4.5 bar g

Maximum motive inlet pressure (saturated or superheated steam)

APT14 and APT14HC

13.8 bar g

APT10

4.5 bar g

Maximum operating pressure

APT14 and APT14HC

13.8 bar g

APT10

4 bar g

Maximum backpressure

APT14 and APT14HC

5 bar g

APT10

155°C

Maximum operating temperature

APT14 and APT14HC

198°C

Minimum operating temperature

0°C

APT10

15 bar g

Designed for a maximum cold hydraulic test pressure of:

APT14 and APT14HC

24 bar g

Note: For operating temperatures above or below those stated contact Spirax Sarco.

Capacities Sizing of the pump-trap is dependent on motive pressure, backpressure (lift, return system pressure and frictional losses) and process conditions. For accurate sizing for the application please contact Spirax Sarco.

6.1.35

APT - Dimensions/weights (approximate) in mm and kg

L

K

N

M

W

Flow

9.1 40

A

Flow

H

B

I

C

J

E

G

D

F

Unit size

A B C D E F G H I

J K L MNWeight

DN20 x DN20 (¾" x ¾")

642 428 228 1024 1081 588 600 549 428 110 253 795 375

110

DN40 x DN25 (1½" x 1") DN50 x DN40 (2" x 1½")

657 528 353 1064 1081 723 600 547 400 285 320 755 282 244 170

743 553 353 1215 1081 787 600 618 425 250 400 833 322 253 220

TI-P680-01 CMGT Issue 5

Page 4 of 5

APT10-PPU, APT14-PPU and APT14HC-PPU (closed system) Automatic Pump-trap Packaged Units

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