RZN 4500-T Smoke Ventilation Control Panel

A range of smoke ventilation control panels.

Features and benefits:

  • Compact SHEV controller, specifically for stairwells.
  • Up to 3 A total drive current.
  • Stabilized output voltage.
  • Integrated smoke extraction and ventilation button.
  • Switchable SHEV safety functions: Fault equal to alarm, SHEV retriggering function and smoke detector remote reset.
  • Integrated comfort functions for daily ventilation.
  • External smoke vent button, battery and fire detector included (RZN 4503-T Set).
  • Two freely programmable and isolated signalling contacts.
  • Optional connection to rain detectors or wind/ rain detectors without an additional module.
  • Connection of up to eight SHEV buttons and 14 fire detectors per line (Only detectors permitted by D+H may be used).
  • Easy installation by separating installation plate and upper housing.

General information
Specification data - Mechanical services control panels

Product Reference

RZN 4500-T Smoke Ventilation Control Panel


RZN 4503-T Set

Orange (~ RAL 2011).

RZN 4503-T

Orange (~ RAL 2011).

RZN 4503-T/B

Blue (~ RAL 5009).

RZN 4503-T/G

Grey (~ RAL 7035).

RZN 4503-T/R

Red (~ RAL 3000).

RZN 4503-T/Y

Yellow (~ RAL 1004).




Cable duct adapter


SHEV operation panels

Standard product features

Technical characteristics:

  • Supply: 230 V a.c. (50 Hz). 100 VA.
  • Stand-by power: < 5 W.
  • Output: 24 V d.c. (3 A).
  • Mode of operation monitoring: Continuous duty.
  • Mode of operation (Alarm / Ventilation): Short-time duty 30 % duty cycle.
  • Ingress protection rating: IP 30.
  • Housing: Aluminium.
  • Size (w x h x d): 156 x 235 x 82 mm.
  • Weight: 1.90 kg. (3.80 kg for RZN 4503-T Set).
  • Battery type: Type 8.
  • Standards: VdS G 509006, VdS 0786-CPD-50435, TUV SUD B 08 08 22802 025.

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